1777698

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:199

約数の個数: 48

約数和(自身を含む): 4245696

約数和(自身を除く): 2467998

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 107, 117, 142, 213, 214, 234, 321, 426, 639, 642, 923, 963, 1278, 1391, 1846, 1926, 2769, 2782, 4173, 5538, 7597, 8307, 8346, 12519, 15194, 16614, 22791, 25038, 45582, 68373, 98761, 136746, 197522, 296283, 592566, 888849, 1777698]

約数ペア:

[(1, 1777698), (2, 888849), (3, 592566), (6, 296283), (9, 197522), (13, 136746), (18, 98761), (26, 68373), (39, 45582), (71, 25038), (78, 22791), (107, 16614), (117, 15194), (142, 12519), (213, 8346), (214, 8307), (234, 7597), (321, 5538), (426, 4173), (639, 2782), (642, 2769), (923, 1926), (963, 1846), (1278, 1391)]