81617928

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{69403}}^1$

素因数の和:69426

約数の個数: 48

約数和(自身を含む): 237361680

約数和(自身を除く): 155743752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 69403, 138806, 208209, 277612, 416418, 485821, 555224, 832836, 971642, 1457463, 1665672, 1943284, 2914926, 3400747, 3886568, 5829852, 6801494, 10202241, 11659704, 13602988, 20404482, 27205976, 40808964, 81617928]

約数ペア:

[(1, 81617928), (2, 40808964), (3, 27205976), (4, 20404482), (6, 13602988), (7, 11659704), (8, 10202241), (12, 6801494), (14, 5829852), (21, 3886568), (24, 3400747), (28, 2914926), (42, 1943284), (49, 1665672), (56, 1457463), (84, 971642), (98, 832836), (147, 555224), (168, 485821), (196, 416418), (294, 277612), (392, 208209), (588, 138806), (1176, 69403)]