262621476

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1997}}^1$

素因数の和:2301

約数の個数: 72

約数和(自身を含む): 717817464

約数和(自身を除く): 455195988

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 281, 468, 562, 843, 1124, 1686, 1997, 2529, 3372, 3653, 3994, 5058, 5991, 7306, 7988, 10116, 10959, 11982, 14612, 17973, 21918, 23964, 25961, 32877, 35946, 43836, 51922, 65754, 71892, 77883, 103844, 131508, 155766, 233649, 311532, 467298, 561157, 934596, 1122314, 1683471, 2244628, 3366942, 5050413, 6733884, 7295041, 10100826, 14590082, 20201652, 21885123, 29180164, 43770246, 65655369, 87540492, 131310738, 262621476]

約数ペア:

[(1, 262621476), (2, 131310738), (3, 87540492), (4, 65655369), (6, 43770246), (9, 29180164), (12, 21885123), (13, 20201652), (18, 14590082), (26, 10100826), (36, 7295041), (39, 6733884), (52, 5050413), (78, 3366942), (117, 2244628), (156, 1683471), (234, 1122314), (281, 934596), (468, 561157), (562, 467298), (843, 311532), (1124, 233649), (1686, 155766), (1997, 131508), (2529, 103844), (3372, 77883), (3653, 71892), (3994, 65754), (5058, 51922), (5991, 43836), (7306, 35946), (7988, 32877), (10116, 25961), (10959, 23964), (11982, 21918), (14612, 17973)]