15877446

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 35997696

約数和(自身を除く): 20120250

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 61, 71, 78, 94, 122, 141, 142, 183, 213, 282, 366, 426, 611, 793, 923, 1222, 1586, 1833, 1846, 2379, 2769, 2867, 3337, 3666, 4331, 4758, 5538, 5734, 6674, 8601, 8662, 10011, 12993, 17202, 20022, 25986, 37271, 43381, 56303, 74542, 86762, 111813, 112606, 130143, 168909, 203557, 223626, 260286, 337818, 407114, 610671, 1221342, 2646241, 5292482, 7938723, 15877446]

約数ペア:

[(1, 15877446), (2, 7938723), (3, 5292482), (6, 2646241), (13, 1221342), (26, 610671), (39, 407114), (47, 337818), (61, 260286), (71, 223626), (78, 203557), (94, 168909), (122, 130143), (141, 112606), (142, 111813), (183, 86762), (213, 74542), (282, 56303), (366, 43381), (426, 37271), (611, 25986), (793, 20022), (923, 17202), (1222, 12993), (1586, 10011), (1833, 8662), (1846, 8601), (2379, 6674), (2769, 5734), (2867, 5538), (3337, 4758), (3666, 4331)]