71121978

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:228

約数の個数: 96

約数和(自身を含む): 171849600

約数和(自身を除く): 100727622

約数列:

[1, 2, 3, 6, 9, 18, 19, 29, 38, 57, 58, 71, 87, 101, 114, 142, 171, 174, 202, 213, 261, 303, 342, 426, 522, 551, 606, 639, 909, 1102, 1278, 1349, 1653, 1818, 1919, 2059, 2698, 2929, 3306, 3838, 4047, 4118, 4959, 5757, 5858, 6177, 7171, 8094, 8787, 9918, 11514, 12141, 12354, 14342, 17271, 17574, 18531, 21513, 24282, 26361, 34542, 37062, 39121, 43026, 52722, 55651, 64539, 78242, 111302, 117363, 129078, 136249, 166953, 207959, 234726, 272498, 333906, 352089, 408747, 415918, 500859, 623877, 704178, 817494, 1001718, 1226241, 1247754, 1871631, 2452482, 3743262, 3951221, 7902442, 11853663, 23707326, 35560989, 71121978]

約数ペア:

[(1, 71121978), (2, 35560989), (3, 23707326), (6, 11853663), (9, 7902442), (18, 3951221), (19, 3743262), (29, 2452482), (38, 1871631), (57, 1247754), (58, 1226241), (71, 1001718), (87, 817494), (101, 704178), (114, 623877), (142, 500859), (171, 415918), (174, 408747), (202, 352089), (213, 333906), (261, 272498), (303, 234726), (342, 207959), (426, 166953), (522, 136249), (551, 129078), (606, 117363), (639, 111302), (909, 78242), (1102, 64539), (1278, 55651), (1349, 52722), (1653, 43026), (1818, 39121), (1919, 37062), (2059, 34542), (2698, 26361), (2929, 24282), (3306, 21513), (3838, 18531), (4047, 17574), (4118, 17271), (4959, 14342), (5757, 12354), (5858, 12141), (6177, 11514), (7171, 9918), (8094, 8787)]