31285324

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 69457920

約数和(自身を除く): 38172596

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 49, 62, 76, 98, 124, 133, 196, 217, 266, 271, 434, 532, 542, 589, 868, 931, 1084, 1178, 1519, 1862, 1897, 2356, 3038, 3724, 3794, 4123, 5149, 6076, 7588, 8246, 8401, 10298, 13279, 16492, 16802, 20596, 26558, 28861, 33604, 36043, 53116, 57722, 58807, 72086, 115444, 117614, 144172, 159619, 235228, 252301, 319238, 411649, 504602, 638476, 823298, 1009204, 1117333, 1646596, 2234666, 4469332, 7821331, 15642662, 31285324]

約数ペア:

[(1, 31285324), (2, 15642662), (4, 7821331), (7, 4469332), (14, 2234666), (19, 1646596), (28, 1117333), (31, 1009204), (38, 823298), (49, 638476), (62, 504602), (76, 411649), (98, 319238), (124, 252301), (133, 235228), (196, 159619), (217, 144172), (266, 117614), (271, 115444), (434, 72086), (532, 58807), (542, 57722), (589, 53116), (868, 36043), (931, 33604), (1084, 28861), (1178, 26558), (1519, 20596), (1862, 16802), (1897, 16492), (2356, 13279), (3038, 10298), (3724, 8401), (3794, 8246), (4123, 7588), (5149, 6076)]