31315692975

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{317}}^1\times {\mathrm{26881}}^1$

素因数の和:27225

約数の個数: 72

約数和(自身を含む): 60420628368

約数和(自身を除く): 29104935393

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 317, 525, 735, 951, 1225, 1585, 2219, 3675, 4755, 6657, 7925, 11095, 15533, 23775, 26881, 33285, 46599, 55475, 77665, 80643, 134405, 166425, 188167, 232995, 388325, 403215, 564501, 672025, 940835, 1164975, 1317169, 2016075, 2822505, 3951507, 4704175, 6585845, 8521277, 14112525, 19757535, 25563831, 32929225, 42606385, 59648939, 98787675, 127819155, 178946817, 213031925, 298244695, 417542573, 639095775, 894734085, 1252627719, 1491223475, 2087712865, 4473670425, 6263138595, 10438564325, 31315692975]

約数ペア:

[(1, 31315692975), (3, 10438564325), (5, 6263138595), (7, 4473670425), (15, 2087712865), (21, 1491223475), (25, 1252627719), (35, 894734085), (49, 639095775), (75, 417542573), (105, 298244695), (147, 213031925), (175, 178946817), (245, 127819155), (317, 98787675), (525, 59648939), (735, 42606385), (951, 32929225), (1225, 25563831), (1585, 19757535), (2219, 14112525), (3675, 8521277), (4755, 6585845), (6657, 4704175), (7925, 3951507), (11095, 2822505), (15533, 2016075), (23775, 1317169), (26881, 1164975), (33285, 940835), (46599, 672025), (55475, 564501), (77665, 403215), (80643, 388325), (134405, 232995), (166425, 188167)]