977260895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{607}}^1$

素因数の和:720

約数の個数: 64

約数和(自身を含む): 1412038656

約数和(自身を除く): 434777761

約数列:

[1, 5, 13, 17, 31, 47, 65, 85, 155, 221, 235, 403, 527, 607, 611, 799, 1105, 1457, 2015, 2635, 3035, 3055, 3995, 6851, 7285, 7891, 10319, 10387, 18817, 18941, 24769, 28529, 34255, 39455, 51595, 51935, 94085, 94705, 123845, 134147, 142645, 244621, 319889, 321997, 370877, 484993, 670735, 884399, 1223105, 1599445, 1609985, 1854385, 2424965, 4158557, 4421995, 6304909, 11497187, 15034783, 20792785, 31524545, 57485935, 75173915, 195452179, 977260895]

約数ペア:

[(1, 977260895), (5, 195452179), (13, 75173915), (17, 57485935), (31, 31524545), (47, 20792785), (65, 15034783), (85, 11497187), (155, 6304909), (221, 4421995), (235, 4158557), (403, 2424965), (527, 1854385), (607, 1609985), (611, 1599445), (799, 1223105), (1105, 884399), (1457, 670735), (2015, 484993), (2635, 370877), (3035, 321997), (3055, 319889), (3995, 244621), (6851, 142645), (7285, 134147), (7891, 123845), (10319, 94705), (10387, 94085), (18817, 51935), (18941, 51595), (24769, 39455), (28529, 34255)]