263109028

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3331}}^1$

素因数の和:3393

約数の個数: 72

約数和(自身を含む): 595601664

約数和(自身を除く): 332492636

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 91, 98, 124, 182, 196, 217, 364, 403, 434, 637, 806, 868, 1274, 1519, 1612, 2548, 2821, 3038, 3331, 5642, 6076, 6662, 11284, 13324, 19747, 23317, 39494, 43303, 46634, 78988, 86606, 93268, 103261, 163219, 173212, 206522, 303121, 326438, 413044, 606242, 652876, 722827, 1212484, 1342393, 1445654, 2121847, 2684786, 2891308, 4243694, 5059789, 5369572, 8487388, 9396751, 10119578, 18793502, 20239156, 37587004, 65777257, 131554514, 263109028]

約数ペア:

[(1, 263109028), (2, 131554514), (4, 65777257), (7, 37587004), (13, 20239156), (14, 18793502), (26, 10119578), (28, 9396751), (31, 8487388), (49, 5369572), (52, 5059789), (62, 4243694), (91, 2891308), (98, 2684786), (124, 2121847), (182, 1445654), (196, 1342393), (217, 1212484), (364, 722827), (403, 652876), (434, 606242), (637, 413044), (806, 326438), (868, 303121), (1274, 206522), (1519, 173212), (1612, 163219), (2548, 103261), (2821, 93268), (3038, 86606), (3331, 78988), (5642, 46634), (6076, 43303), (6662, 39494), (11284, 23317), (13324, 19747)]