638289864522

素因数分解:

$2^1\times 3^2\times {\mathrm{137}}^1\times {\mathrm{457}}^1\times {\mathrm{487}}^1\times {\mathrm{1163}}^1$

素因数の和:2252

約数の個数: 96

約数和(自身を含む): 1400173886592

約数和(自身を除く): 761884022070

約数列:

[1, 2, 3, 6, 9, 18, 137, 274, 411, 457, 487, 822, 914, 974, 1163, 1233, 1371, 1461, 2326, 2466, 2742, 2922, 3489, 4113, 4383, 6978, 8226, 8766, 10467, 20934, 62609, 66719, 125218, 133438, 159331, 187827, 200157, 222559, 318662, 375654, 400314, 445118, 477993, 531491, 563481, 566381, 600471, 667677, 955986, 1062982, 1126962, 1132762, 1200942, 1335354, 1433979, 1594473, 1699143, 2003031, 2867958, 3188946, 3398286, 4006062, 4783419, 5097429, 9566838, 10194858, 30490583, 60981166, 72814267, 77594197, 91471749, 145628534, 155188394, 182943498, 218442801, 232782591, 258836117, 274415247, 436885602, 465565182, 517672234, 548830494, 655328403, 698347773, 776508351, 1310656806, 1396695546, 1553016702, 2329525053, 4659050106, 35460548029, 70921096058, 106381644087, 212763288174, 319144932261, 638289864522]

約数ペア:

[(1, 638289864522), (2, 319144932261), (3, 212763288174), (6, 106381644087), (9, 70921096058), (18, 35460548029), (137, 4659050106), (274, 2329525053), (411, 1553016702), (457, 1396695546), (487, 1310656806), (822, 776508351), (914, 698347773), (974, 655328403), (1163, 548830494), (1233, 517672234), (1371, 465565182), (1461, 436885602), (2326, 274415247), (2466, 258836117), (2742, 232782591), (2922, 218442801), (3489, 182943498), (4113, 155188394), (4383, 145628534), (6978, 91471749), (8226, 77594197), (8766, 72814267), (10467, 60981166), (20934, 30490583), (62609, 10194858), (66719, 9566838), (125218, 5097429), (133438, 4783419), (159331, 4006062), (187827, 3398286), (200157, 3188946), (222559, 2867958), (318662, 2003031), (375654, 1699143), (400314, 1594473), (445118, 1433979), (477993, 1335354), (531491, 1200942), (563481, 1132762), (566381, 1126962), (600471, 1062982), (667677, 955986)]