287998956

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{380951}}^1$

素因数の和:380971

約数の個数: 48

約数和(自身を含む): 853332480

約数和(自身を除く): 565333524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 380951, 761902, 1142853, 1523804, 2285706, 2666657, 3428559, 4571412, 5333314, 6857118, 7999971, 10285677, 10666628, 13714236, 15999942, 20571354, 23999913, 31999884, 41142708, 47999826, 71999739, 95999652, 143999478, 287998956]

約数ペア:

[(1, 287998956), (2, 143999478), (3, 95999652), (4, 71999739), (6, 47999826), (7, 41142708), (9, 31999884), (12, 23999913), (14, 20571354), (18, 15999942), (21, 13714236), (27, 10666628), (28, 10285677), (36, 7999971), (42, 6857118), (54, 5333314), (63, 4571412), (84, 3428559), (108, 2666657), (126, 2285706), (189, 1523804), (252, 1142853), (378, 761902), (756, 380951)]