28783916084

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{991}}^1\times {\mathrm{8573}}^1$

素因数の和:9597

約数の個数: 72

約数和(自身を含む): 63348278784

約数和(自身を除く): 34564362700

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 991, 1694, 1982, 3388, 3964, 6937, 8573, 10901, 13874, 17146, 21802, 27748, 34292, 43604, 60011, 76307, 94303, 119911, 120022, 152614, 188606, 239822, 240044, 305228, 377212, 479644, 660121, 839377, 1037333, 1320242, 1678754, 2074666, 2640484, 3357508, 4149332, 7261331, 8495843, 14522662, 16991686, 29045324, 33983372, 59470901, 93454273, 118941802, 186908546, 237883604, 373817092, 654179911, 1027997003, 1308359822, 2055994006, 2616719644, 4111988012, 7195979021, 14391958042, 28783916084]

約数ペア:

[(1, 28783916084), (2, 14391958042), (4, 7195979021), (7, 4111988012), (11, 2616719644), (14, 2055994006), (22, 1308359822), (28, 1027997003), (44, 654179911), (77, 373817092), (121, 237883604), (154, 186908546), (242, 118941802), (308, 93454273), (484, 59470901), (847, 33983372), (991, 29045324), (1694, 16991686), (1982, 14522662), (3388, 8495843), (3964, 7261331), (6937, 4149332), (8573, 3357508), (10901, 2640484), (13874, 2074666), (17146, 1678754), (21802, 1320242), (27748, 1037333), (34292, 839377), (43604, 660121), (60011, 479644), (76307, 377212), (94303, 305228), (119911, 240044), (120022, 239822), (152614, 188606)]