23787855

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 52450944

約数和(自身を除く): 28663089

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 37, 39, 45, 63, 65, 91, 105, 111, 117, 157, 185, 195, 259, 273, 315, 333, 455, 471, 481, 555, 585, 777, 785, 819, 1099, 1295, 1365, 1413, 1443, 1665, 2041, 2331, 2355, 2405, 3297, 3367, 3885, 4095, 4329, 5495, 5809, 6123, 7065, 7215, 9891, 10101, 10205, 11655, 14287, 16485, 16835, 17427, 18369, 21645, 29045, 30303, 30615, 40663, 42861, 49455, 50505, 52281, 71435, 75517, 87135, 91845, 121989, 128583, 151515, 203315, 214305, 226551, 261405, 365967, 377585, 528619, 609945, 642915, 679653, 1132755, 1585857, 1829835, 2643095, 3398265, 4757571, 7929285, 23787855]

約数ペア:

[(1, 23787855), (3, 7929285), (5, 4757571), (7, 3398265), (9, 2643095), (13, 1829835), (15, 1585857), (21, 1132755), (35, 679653), (37, 642915), (39, 609945), (45, 528619), (63, 377585), (65, 365967), (91, 261405), (105, 226551), (111, 214305), (117, 203315), (157, 151515), (185, 128583), (195, 121989), (259, 91845), (273, 87135), (315, 75517), (333, 71435), (455, 52281), (471, 50505), (481, 49455), (555, 42861), (585, 40663), (777, 30615), (785, 30303), (819, 29045), (1099, 21645), (1295, 18369), (1365, 17427), (1413, 16835), (1443, 16485), (1665, 14287), (2041, 11655), (2331, 10205), (2355, 10101), (2405, 9891), (3297, 7215), (3367, 7065), (3885, 6123), (4095, 5809), (4329, 5495)]