289117908

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{1277}}^1$

素因数の和:1637

約数の個数: 72

約数和(自身を含む): 772218720

約数和(自身を除く): 483100812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 331, 342, 662, 684, 993, 1277, 1324, 1986, 2554, 2979, 3831, 3972, 5108, 5958, 6289, 7662, 11493, 11916, 12578, 15324, 18867, 22986, 24263, 25156, 37734, 45972, 48526, 56601, 72789, 75468, 97052, 113202, 145578, 218367, 226404, 291156, 422687, 436734, 845374, 873468, 1268061, 1690748, 2536122, 3804183, 5072244, 7608366, 8031053, 15216732, 16062106, 24093159, 32124212, 48186318, 72279477, 96372636, 144558954, 289117908]

約数ペア:

[(1, 289117908), (2, 144558954), (3, 96372636), (4, 72279477), (6, 48186318), (9, 32124212), (12, 24093159), (18, 16062106), (19, 15216732), (36, 8031053), (38, 7608366), (57, 5072244), (76, 3804183), (114, 2536122), (171, 1690748), (228, 1268061), (331, 873468), (342, 845374), (662, 436734), (684, 422687), (993, 291156), (1277, 226404), (1324, 218367), (1986, 145578), (2554, 113202), (2979, 97052), (3831, 75468), (3972, 72789), (5108, 56601), (5958, 48526), (6289, 45972), (7662, 37734), (11493, 25156), (11916, 24263), (12578, 22986), (15324, 18867)]