131900565

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 233164800

約数和(自身を除く): 101264235

約数列:

[1, 3, 5, 15, 19, 43, 47, 57, 95, 129, 141, 215, 229, 235, 285, 645, 687, 705, 817, 893, 1145, 2021, 2451, 2679, 3435, 4085, 4351, 4465, 6063, 9847, 10105, 10763, 12255, 13053, 13395, 21755, 29541, 30315, 32289, 38399, 49235, 53815, 65265, 115197, 147705, 161445, 187093, 191995, 204497, 462809, 561279, 575985, 613491, 935465, 1022485, 1388427, 2314045, 2806395, 3067455, 6942135, 8793371, 26380113, 43966855, 131900565]

約数ペア:

[(1, 131900565), (3, 43966855), (5, 26380113), (15, 8793371), (19, 6942135), (43, 3067455), (47, 2806395), (57, 2314045), (95, 1388427), (129, 1022485), (141, 935465), (215, 613491), (229, 575985), (235, 561279), (285, 462809), (645, 204497), (687, 191995), (705, 187093), (817, 161445), (893, 147705), (1145, 115197), (2021, 65265), (2451, 53815), (2679, 49235), (3435, 38399), (4085, 32289), (4351, 30315), (4465, 29541), (6063, 21755), (9847, 13395), (10105, 13053), (10763, 12255)]