521291274

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{539639}}^1$

素因数の和:539674

約数の個数: 32

約数和(自身を含む): 1243330560

約数和(自身を除く): 722039286

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 539639, 1079278, 1618917, 3237834, 3777473, 7554946, 11332419, 12411697, 22664838, 24823394, 37235091, 74470182, 86881879, 173763758, 260645637, 521291274]

約数ペア:

[(1, 521291274), (2, 260645637), (3, 173763758), (6, 86881879), (7, 74470182), (14, 37235091), (21, 24823394), (23, 22664838), (42, 12411697), (46, 11332419), (69, 7554946), (138, 3777473), (161, 3237834), (322, 1618917), (483, 1079278), (966, 539639)]