28857436

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 54835200

約数和(自身を除く): 25977764

約数列:

[1, 2, 4, 29, 47, 58, 67, 79, 94, 116, 134, 158, 188, 268, 316, 1363, 1943, 2291, 2726, 3149, 3713, 3886, 4582, 5293, 5452, 6298, 7426, 7772, 9164, 10586, 12596, 14852, 21172, 91321, 107677, 153497, 182642, 215354, 248771, 306994, 365284, 430708, 497542, 613988, 995084, 7214359, 14428718, 28857436]

約数ペア:

[(1, 28857436), (2, 14428718), (4, 7214359), (29, 995084), (47, 613988), (58, 497542), (67, 430708), (79, 365284), (94, 306994), (116, 248771), (134, 215354), (158, 182642), (188, 153497), (268, 107677), (316, 91321), (1363, 21172), (1943, 14852), (2291, 12596), (2726, 10586), (3149, 9164), (3713, 7772), (3886, 7426), (4582, 6298), (5293, 5452)]