153972

素因数分解:

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

素因数の和:77

約数の個数: 72

約数和(自身を含む): 489216

約数和(自身を除く): 335244

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, 252, 273, 282, 329, 364, 423, 468, 546, 564, 611, 658, 819, 846, 987, 1092, 1222, 1316, 1638, 1692, 1833, 1974, 2444, 2961, 3276, 3666, 3948, 4277, 5499, 5922, 7332, 8554, 10998, 11844, 12831, 17108, 21996, 25662, 38493, 51324, 76986, 153972]

約数ペア:

[(1, 153972), (2, 76986), (3, 51324), (4, 38493), (6, 25662), (7, 21996), (9, 17108), (12, 12831), (13, 11844), (14, 10998), (18, 8554), (21, 7332), (26, 5922), (28, 5499), (36, 4277), (39, 3948), (42, 3666), (47, 3276), (52, 2961), (63, 2444), (78, 1974), (84, 1833), (91, 1692), (94, 1638), (117, 1316), (126, 1222), (141, 1092), (156, 987), (182, 846), (188, 819), (234, 658), (252, 611), (273, 564), (282, 546), (329, 468), (364, 423)]