86647911

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1801}}^1$

素因数の和:1919

約数の個数: 32

約数和(自身を含む): 138393600

約数和(自身を除く): 51745689

約数列:

[1, 3, 7, 21, 29, 79, 87, 203, 237, 553, 609, 1659, 1801, 2291, 5403, 6873, 12607, 16037, 37821, 48111, 52229, 142279, 156687, 365603, 426837, 995953, 1096809, 2987859, 4126091, 12378273, 28882637, 86647911]

約数ペア:

[(1, 86647911), (3, 28882637), (7, 12378273), (21, 4126091), (29, 2987859), (79, 1096809), (87, 995953), (203, 426837), (237, 365603), (553, 156687), (609, 142279), (1659, 52229), (1801, 48111), (2291, 37821), (5403, 16037), (6873, 12607)]