12142390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 25546752

約数和(自身を除く): 13404362

約数列:

[1, 2, 5, 10, 13, 23, 26, 31, 46, 62, 65, 115, 130, 131, 155, 230, 262, 299, 310, 403, 598, 655, 713, 806, 1310, 1426, 1495, 1703, 2015, 2990, 3013, 3406, 3565, 4030, 4061, 6026, 7130, 8122, 8515, 9269, 15065, 17030, 18538, 20305, 30130, 39169, 40610, 46345, 52793, 78338, 92690, 93403, 105586, 186806, 195845, 263965, 391690, 467015, 527930, 934030, 1214239, 2428478, 6071195, 12142390]

約数ペア:

[(1, 12142390), (2, 6071195), (5, 2428478), (10, 1214239), (13, 934030), (23, 527930), (26, 467015), (31, 391690), (46, 263965), (62, 195845), (65, 186806), (115, 105586), (130, 93403), (131, 92690), (155, 78338), (230, 52793), (262, 46345), (299, 40610), (310, 39169), (403, 30130), (598, 20305), (655, 18538), (713, 17030), (806, 15065), (1310, 9269), (1426, 8515), (1495, 8122), (1703, 7130), (2015, 6026), (2990, 4061), (3013, 4030), (3406, 3565)]