1987236244

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1\times {\mathrm{1993}}^1$

素因数の和:2392

約数の個数: 48

約数和(自身を含む): 4019904000

約数和(自身を除く): 2032667756

約数列:

[1, 2, 4, 7, 14, 28, 149, 239, 298, 478, 596, 956, 1043, 1673, 1993, 2086, 3346, 3986, 4172, 6692, 7972, 13951, 27902, 35611, 55804, 71222, 142444, 249277, 296957, 476327, 498554, 593914, 952654, 997108, 1187828, 1905308, 2078699, 3334289, 4157398, 6668578, 8314796, 13337156, 70972723, 141945446, 283890892, 496809061, 993618122, 1987236244]

約数ペア:

[(1, 1987236244), (2, 993618122), (4, 496809061), (7, 283890892), (14, 141945446), (28, 70972723), (149, 13337156), (239, 8314796), (298, 6668578), (478, 4157398), (596, 3334289), (956, 2078699), (1043, 1905308), (1673, 1187828), (1993, 997108), (2086, 952654), (3346, 593914), (3986, 498554), (4172, 476327), (6692, 296957), (7972, 249277), (13951, 142444), (27902, 71222), (35611, 55804)]