390843908

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1823}}^1$

素因数の和:1897

約数の個数: 96

約数和(自身を含む): 915210240

約数和(自身を除く): 524366332

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 31, 38, 52, 62, 76, 91, 124, 133, 182, 217, 247, 266, 364, 403, 434, 494, 532, 589, 806, 868, 988, 1178, 1612, 1729, 1823, 2356, 2821, 3458, 3646, 4123, 5642, 6916, 7292, 7657, 8246, 11284, 12761, 15314, 16492, 23699, 25522, 30628, 34637, 47398, 51044, 53599, 56513, 69274, 94796, 107198, 113026, 138548, 165893, 214396, 226052, 242459, 331786, 395591, 450281, 484918, 663572, 734669, 791182, 900562, 969836, 1073747, 1469338, 1582364, 1801124, 2147494, 2938676, 3151967, 4294988, 5142683, 6303934, 7516229, 10285366, 12607868, 13958711, 15032458, 20570732, 27917422, 30064916, 55834844, 97710977, 195421954, 390843908]

約数ペア:

[(1, 390843908), (2, 195421954), (4, 97710977), (7, 55834844), (13, 30064916), (14, 27917422), (19, 20570732), (26, 15032458), (28, 13958711), (31, 12607868), (38, 10285366), (52, 7516229), (62, 6303934), (76, 5142683), (91, 4294988), (124, 3151967), (133, 2938676), (182, 2147494), (217, 1801124), (247, 1582364), (266, 1469338), (364, 1073747), (403, 969836), (434, 900562), (494, 791182), (532, 734669), (589, 663572), (806, 484918), (868, 450281), (988, 395591), (1178, 331786), (1612, 242459), (1729, 226052), (1823, 214396), (2356, 165893), (2821, 138548), (3458, 113026), (3646, 107198), (4123, 94796), (5642, 69274), (6916, 56513), (7292, 53599), (7657, 51044), (8246, 47398), (11284, 34637), (12761, 30628), (15314, 25522), (16492, 23699)]