1581528

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:196

約数の個数: 64

約数和(自身を含む): 4404960

約数和(自身を除く): 2823432

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 52, 74, 78, 104, 111, 137, 148, 156, 222, 274, 296, 312, 411, 444, 481, 548, 822, 888, 962, 1096, 1443, 1644, 1781, 1924, 2886, 3288, 3562, 3848, 5069, 5343, 5772, 7124, 10138, 10686, 11544, 14248, 15207, 20276, 21372, 30414, 40552, 42744, 60828, 65897, 121656, 131794, 197691, 263588, 395382, 527176, 790764, 1581528]

約数ペア:

[(1, 1581528), (2, 790764), (3, 527176), (4, 395382), (6, 263588), (8, 197691), (12, 131794), (13, 121656), (24, 65897), (26, 60828), (37, 42744), (39, 40552), (52, 30414), (74, 21372), (78, 20276), (104, 15207), (111, 14248), (137, 11544), (148, 10686), (156, 10138), (222, 7124), (274, 5772), (296, 5343), (312, 5069), (411, 3848), (444, 3562), (481, 3288), (548, 2886), (822, 1924), (888, 1781), (962, 1644), (1096, 1443)]