28939986

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{26357}}^1$

素因数の和:26426

約数の個数: 24

約数和(自身を含む): 63733644

約数和(自身を除く): 34793658

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 26357, 52714, 79071, 158142, 237213, 474426, 1607777, 3215554, 4823331, 9646662, 14469993, 28939986]

約数ペア:

[(1, 28939986), (2, 14469993), (3, 9646662), (6, 4823331), (9, 3215554), (18, 1607777), (61, 474426), (122, 237213), (183, 158142), (366, 79071), (549, 52714), (1098, 26357)]