1521103068

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{919}}^1\times {\mathrm{1999}}^1$

素因数の和:2951

約数の個数: 72

約数和(自身を含む): 4018560000

約数和(自身を除く): 2497456932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 919, 1838, 1999, 2757, 3676, 3998, 5514, 5997, 7996, 8271, 11028, 11994, 16542, 17991, 21137, 23988, 33084, 35982, 42274, 45977, 63411, 71964, 84548, 91954, 126822, 137931, 183908, 190233, 253644, 275862, 380466, 413793, 551724, 760932, 827586, 1655172, 1837081, 3674162, 5511243, 7348324, 11022486, 16533729, 22044972, 33067458, 42252863, 66134916, 84505726, 126758589, 169011452, 253517178, 380275767, 507034356, 760551534, 1521103068]

約数ペア:

[(1, 1521103068), (2, 760551534), (3, 507034356), (4, 380275767), (6, 253517178), (9, 169011452), (12, 126758589), (18, 84505726), (23, 66134916), (36, 42252863), (46, 33067458), (69, 22044972), (92, 16533729), (138, 11022486), (207, 7348324), (276, 5511243), (414, 3674162), (828, 1837081), (919, 1655172), (1838, 827586), (1999, 760932), (2757, 551724), (3676, 413793), (3998, 380466), (5514, 275862), (5997, 253644), (7996, 190233), (8271, 183908), (11028, 137931), (11994, 126822), (16542, 91954), (17991, 84548), (21137, 71964), (23988, 63411), (33084, 45977), (35982, 42274)]