438897745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 652458240

約数和(自身を除く): 213560495

約数列:

[1, 5, 11, 13, 29, 55, 61, 65, 143, 145, 305, 319, 347, 377, 671, 715, 793, 1595, 1735, 1769, 1885, 3355, 3817, 3965, 4147, 4511, 8723, 8845, 10063, 19085, 19459, 20735, 21167, 22555, 22997, 43615, 49621, 50315, 97295, 105835, 110693, 114985, 130819, 232837, 248105, 252967, 275171, 553465, 613843, 654095, 1164185, 1264835, 1375855, 1439009, 3026881, 3069215, 6752273, 7195045, 7979959, 15134405, 33761365, 39899795, 87779549, 438897745]

約数ペア:

[(1, 438897745), (5, 87779549), (11, 39899795), (13, 33761365), (29, 15134405), (55, 7979959), (61, 7195045), (65, 6752273), (143, 3069215), (145, 3026881), (305, 1439009), (319, 1375855), (347, 1264835), (377, 1164185), (671, 654095), (715, 613843), (793, 553465), (1595, 275171), (1735, 252967), (1769, 248105), (1885, 232837), (3355, 130819), (3817, 114985), (3965, 110693), (4147, 105835), (4511, 97295), (8723, 50315), (8845, 49621), (10063, 43615), (19085, 22997), (19459, 22555), (20735, 21167)]