28696108

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 59621184

約数和(自身を除く): 30925076

約数列:

[1, 2, 4, 7, 14, 28, 53, 61, 106, 122, 212, 244, 317, 371, 427, 634, 742, 854, 1268, 1484, 1708, 2219, 3233, 4438, 6466, 8876, 12932, 16801, 19337, 22631, 33602, 38674, 45262, 67204, 77348, 90524, 117607, 135359, 235214, 270718, 470428, 541436, 1024861, 2049722, 4099444, 7174027, 14348054, 28696108]

約数ペア:

[(1, 28696108), (2, 14348054), (4, 7174027), (7, 4099444), (14, 2049722), (28, 1024861), (53, 541436), (61, 470428), (106, 270718), (122, 235214), (212, 135359), (244, 117607), (317, 90524), (371, 77348), (427, 67204), (634, 45262), (742, 38674), (854, 33602), (1268, 22631), (1484, 19337), (1708, 16801), (2219, 12932), (3233, 8876), (4438, 6466)]