7805406

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 18385920

約数和(自身を除く): 10580514

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 139, 147, 191, 278, 294, 382, 417, 573, 834, 973, 1146, 1337, 1946, 2674, 2919, 4011, 5838, 6811, 8022, 9359, 13622, 18718, 20433, 26549, 28077, 40866, 53098, 56154, 79647, 159294, 185843, 371686, 557529, 1115058, 1300901, 2601802, 3902703, 7805406]

約数ペア:

[(1, 7805406), (2, 3902703), (3, 2601802), (6, 1300901), (7, 1115058), (14, 557529), (21, 371686), (42, 185843), (49, 159294), (98, 79647), (139, 56154), (147, 53098), (191, 40866), (278, 28077), (294, 26549), (382, 20433), (417, 18718), (573, 13622), (834, 9359), (973, 8022), (1146, 6811), (1337, 5838), (1946, 4011), (2674, 2919)]