81891408

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{74177}}^1$

素因数の和:74211

約数の個数: 40

約数和(自身を含む): 220753728

約数和(自身を除く): 138862320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 74177, 148354, 222531, 296708, 445062, 593416, 890124, 1186832, 1706071, 1780248, 3412142, 3560496, 5118213, 6824284, 10236426, 13648568, 20472852, 27297136, 40945704, 81891408]

約数ペア:

[(1, 81891408), (2, 40945704), (3, 27297136), (4, 20472852), (6, 13648568), (8, 10236426), (12, 6824284), (16, 5118213), (23, 3560496), (24, 3412142), (46, 1780248), (48, 1706071), (69, 1186832), (92, 890124), (138, 593416), (184, 445062), (276, 296708), (368, 222531), (552, 148354), (1104, 74177)]