28957656

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13259}}^1$

素因数の和:13288

約数の個数: 64

約数和(自身を含む): 89107200

約数和(自身を除く): 60149544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 13259, 26518, 39777, 53036, 79554, 92813, 106072, 159108, 172367, 185626, 278439, 318216, 344734, 371252, 517101, 556878, 689468, 742504, 1034202, 1113756, 1206569, 1378936, 2068404, 2227512, 2413138, 3619707, 4136808, 4826276, 7239414, 9652552, 14478828, 28957656]

約数ペア:

[(1, 28957656), (2, 14478828), (3, 9652552), (4, 7239414), (6, 4826276), (7, 4136808), (8, 3619707), (12, 2413138), (13, 2227512), (14, 2068404), (21, 1378936), (24, 1206569), (26, 1113756), (28, 1034202), (39, 742504), (42, 689468), (52, 556878), (56, 517101), (78, 371252), (84, 344734), (91, 318216), (104, 278439), (156, 185626), (168, 172367), (182, 159108), (273, 106072), (312, 92813), (364, 79554), (546, 53036), (728, 39777), (1092, 26518), (2184, 13259)]