331076824

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1279}}^1$

素因数の和:1448

約数の個数: 64

約数和(自身を含む): 709632000

約数和(自身を除く): 378555176

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 131, 152, 247, 262, 494, 524, 988, 1048, 1279, 1703, 1976, 2489, 2558, 3406, 4978, 5116, 6812, 9956, 10232, 13624, 16627, 19912, 24301, 32357, 33254, 48602, 64714, 66508, 97204, 129428, 133016, 167549, 194408, 258856, 315913, 335098, 631826, 670196, 1263652, 1340392, 2178137, 2527304, 3183431, 4356274, 6366862, 8712548, 12733724, 17425096, 25467448, 41384603, 82769206, 165538412, 331076824]

約数ペア:

[(1, 331076824), (2, 165538412), (4, 82769206), (8, 41384603), (13, 25467448), (19, 17425096), (26, 12733724), (38, 8712548), (52, 6366862), (76, 4356274), (104, 3183431), (131, 2527304), (152, 2178137), (247, 1340392), (262, 1263652), (494, 670196), (524, 631826), (988, 335098), (1048, 315913), (1279, 258856), (1703, 194408), (1976, 167549), (2489, 133016), (2558, 129428), (3406, 97204), (4978, 66508), (5116, 64714), (6812, 48602), (9956, 33254), (10232, 32357), (13624, 24301), (16627, 19912)]