261238704

素因数分解:

$2^4\times 3^1\times {\mathrm{397}}^1\times {\mathrm{13709}}^1$

素因数の和:14117

約数の個数: 40

約数和(自身を含む): 676615920

約数和(自身を除く): 415377216

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 397, 794, 1191, 1588, 2382, 3176, 4764, 6352, 9528, 13709, 19056, 27418, 41127, 54836, 82254, 109672, 164508, 219344, 329016, 658032, 5442473, 10884946, 16327419, 21769892, 32654838, 43539784, 65309676, 87079568, 130619352, 261238704]

約数ペア:

[(1, 261238704), (2, 130619352), (3, 87079568), (4, 65309676), (6, 43539784), (8, 32654838), (12, 21769892), (16, 16327419), (24, 10884946), (48, 5442473), (397, 658032), (794, 329016), (1191, 219344), (1588, 164508), (2382, 109672), (3176, 82254), (4764, 54836), (6352, 41127), (9528, 27418), (13709, 19056)]