78284458

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{11251}}^1$

素因数の和:11338

約数の個数: 24

約数和(自身を含む): 138534624

約数和(自身を除く): 60250166

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 497, 994, 3479, 6958, 11251, 22502, 78757, 157514, 551299, 798821, 1102598, 1597642, 5591747, 11183494, 39142229, 78284458]

約数ペア:

[(1, 78284458), (2, 39142229), (7, 11183494), (14, 5591747), (49, 1597642), (71, 1102598), (98, 798821), (142, 551299), (497, 157514), (994, 78757), (3479, 22502), (6958, 11251)]