15641254

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:216

約数の個数: 32

約数和(自身を含む): 25310880

約数和(自身を除く): 9669626

約数列:

[1, 2, 41, 53, 59, 61, 82, 106, 118, 122, 2173, 2419, 2501, 3127, 3233, 3599, 4346, 4838, 5002, 6254, 6466, 7198, 128207, 132553, 147559, 190747, 256414, 265106, 295118, 381494, 7820627, 15641254]

約数ペア:

[(1, 15641254), (2, 7820627), (41, 381494), (53, 295118), (59, 265106), (61, 256414), (82, 190747), (106, 147559), (118, 132553), (122, 128207), (2173, 7198), (2419, 6466), (2501, 6254), (3127, 5002), (3233, 4838), (3599, 4346)]