38646972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 123282432

約数和(自身を除く): 84635460

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 47, 52, 63, 78, 84, 91, 94, 117, 126, 141, 156, 182, 188, 234, 251, 252, 273, 282, 329, 364, 423, 468, 502, 546, 564, 611, 658, 753, 819, 846, 987, 1004, 1092, 1222, 1316, 1506, 1638, 1692, 1757, 1833, 1974, 2259, 2444, 2961, 3012, 3263, 3276, 3514, 3666, 3948, 4277, 4518, 5271, 5499, 5922, 6526, 7028, 7332, 8554, 9036, 9789, 10542, 10998, 11797, 11844, 12831, 13052, 15813, 17108, 19578, 21084, 21996, 22841, 23594, 25662, 29367, 31626, 35391, 38493, 39156, 45682, 47188, 51324, 58734, 63252, 68523, 70782, 76986, 82579, 91364, 106173, 117468, 137046, 141564, 153361, 153972, 165158, 205569, 212346, 247737, 274092, 306722, 330316, 411138, 424692, 460083, 495474, 613444, 743211, 822276, 920166, 990948, 1073527, 1380249, 1486422, 1840332, 2147054, 2760498, 2972844, 3220581, 4294108, 5520996, 6441162, 9661743, 12882324, 19323486, 38646972]

約数ペア:

[(1, 38646972), (2, 19323486), (3, 12882324), (4, 9661743), (6, 6441162), (7, 5520996), (9, 4294108), (12, 3220581), (13, 2972844), (14, 2760498), (18, 2147054), (21, 1840332), (26, 1486422), (28, 1380249), (36, 1073527), (39, 990948), (42, 920166), (47, 822276), (52, 743211), (63, 613444), (78, 495474), (84, 460083), (91, 424692), (94, 411138), (117, 330316), (126, 306722), (141, 274092), (156, 247737), (182, 212346), (188, 205569), (234, 165158), (251, 153972), (252, 153361), (273, 141564), (282, 137046), (329, 117468), (364, 106173), (423, 91364), (468, 82579), (502, 76986), (546, 70782), (564, 68523), (611, 63252), (658, 58734), (753, 51324), (819, 47188), (846, 45682), (987, 39156), (1004, 38493), (1092, 35391), (1222, 31626), (1316, 29367), (1506, 25662), (1638, 23594), (1692, 22841), (1757, 21996), (1833, 21084), (1974, 19578), (2259, 17108), (2444, 15813), (2961, 13052), (3012, 12831), (3263, 11844), (3276, 11797), (3514, 10998), (3666, 10542), (3948, 9789), (4277, 9036), (4518, 8554), (5271, 7332), (5499, 7028), (5922, 6526)]