257366928

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{58921}}^1$

素因数の和:58952

約数の個数: 80

約数和(自身を含む): 818308736

約数和(自身を除く): 560941808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 58921, 117842, 176763, 235684, 353526, 412447, 471368, 707052, 765973, 824894, 942736, 1237341, 1414104, 1531946, 1649788, 2297919, 2474682, 2828208, 3063892, 3299576, 4595838, 4949364, 5361811, 6127784, 6599152, 9191676, 9898728, 10723622, 12255568, 16085433, 18383352, 19797456, 21447244, 32170866, 36766704, 42894488, 64341732, 85788976, 128683464, 257366928]

約数ペア:

[(1, 257366928), (2, 128683464), (3, 85788976), (4, 64341732), (6, 42894488), (7, 36766704), (8, 32170866), (12, 21447244), (13, 19797456), (14, 18383352), (16, 16085433), (21, 12255568), (24, 10723622), (26, 9898728), (28, 9191676), (39, 6599152), (42, 6127784), (48, 5361811), (52, 4949364), (56, 4595838), (78, 3299576), (84, 3063892), (91, 2828208), (104, 2474682), (112, 2297919), (156, 1649788), (168, 1531946), (182, 1414104), (208, 1237341), (273, 942736), (312, 824894), (336, 765973), (364, 707052), (546, 471368), (624, 412447), (728, 353526), (1092, 235684), (1456, 176763), (2184, 117842), (4368, 58921)]