1561146913918

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{599}}^1\times {\mathrm{2137}}^1$

素因数の和:3025

約数の個数: 64

約数和(自身を含む): 2443887936000

約数和(自身を除く): 882741022082

約数列:

[1, 2, 41, 82, 107, 139, 214, 278, 599, 1198, 2137, 4274, 4387, 5699, 8774, 11398, 14873, 24559, 29746, 49118, 64093, 83261, 87617, 128186, 166522, 175234, 228659, 297043, 457318, 594086, 609793, 1219586, 1280063, 2560126, 2627813, 3413701, 5255626, 6827402, 8908927, 9375019, 12178763, 17817854, 18750038, 24357526, 31783601, 52482583, 63567202, 104965166, 136966741, 177928757, 273933482, 355857514, 365266007, 730532014, 1303127641, 2606255282, 5615636381, 7295079037, 11231272762, 14590158074, 19038376999, 38076753998, 780573456959, 1561146913918]

約数ペア:

[(1, 1561146913918), (2, 780573456959), (41, 38076753998), (82, 19038376999), (107, 14590158074), (139, 11231272762), (214, 7295079037), (278, 5615636381), (599, 2606255282), (1198, 1303127641), (2137, 730532014), (4274, 365266007), (4387, 355857514), (5699, 273933482), (8774, 177928757), (11398, 136966741), (14873, 104965166), (24559, 63567202), (29746, 52482583), (49118, 31783601), (64093, 24357526), (83261, 18750038), (87617, 17817854), (128186, 12178763), (166522, 9375019), (175234, 8908927), (228659, 6827402), (297043, 5255626), (457318, 3413701), (594086, 2627813), (609793, 2560126), (1219586, 1280063)]