28383472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1$

素因数の和:410

約数の個数: 80

約数和(自身を含む): 65620800

約数和(自身を除く): 37237328

約数列:

[1, 2, 4, 8, 13, 16, 17, 23, 26, 34, 46, 52, 68, 92, 104, 136, 184, 208, 221, 272, 299, 349, 368, 391, 442, 598, 698, 782, 884, 1196, 1396, 1564, 1768, 2392, 2792, 3128, 3536, 4537, 4784, 5083, 5584, 5933, 6256, 8027, 9074, 10166, 11866, 16054, 18148, 20332, 23732, 32108, 36296, 40664, 47464, 64216, 72592, 77129, 81328, 94928, 104351, 128432, 136459, 154258, 208702, 272918, 308516, 417404, 545836, 617032, 834808, 1091672, 1234064, 1669616, 1773967, 2183344, 3547934, 7095868, 14191736, 28383472]

約数ペア:

[(1, 28383472), (2, 14191736), (4, 7095868), (8, 3547934), (13, 2183344), (16, 1773967), (17, 1669616), (23, 1234064), (26, 1091672), (34, 834808), (46, 617032), (52, 545836), (68, 417404), (92, 308516), (104, 272918), (136, 208702), (184, 154258), (208, 136459), (221, 128432), (272, 104351), (299, 94928), (349, 81328), (368, 77129), (391, 72592), (442, 64216), (598, 47464), (698, 40664), (782, 36296), (884, 32108), (1196, 23732), (1396, 20332), (1564, 18148), (1768, 16054), (2392, 11866), (2792, 10166), (3128, 9074), (3536, 8027), (4537, 6256), (4784, 5933), (5083, 5584)]