31880112831

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{60149}}^1$

素因数の和:60388

約数の個数: 48

約数和(自身を含む): 54048384000

約数和(自身を除く): 22168271169

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 179, 329, 423, 537, 987, 1253, 1611, 2961, 3759, 8413, 11277, 25239, 58891, 60149, 75717, 176673, 180447, 421043, 530019, 541341, 1263129, 2827003, 3789387, 8481009, 10766671, 19789021, 25443027, 32300013, 59367063, 75366697, 96900039, 178101189, 226100091, 506033537, 678300273, 1518100611, 3542234759, 4554301833, 10626704277, 31880112831]

約数ペア:

[(1, 31880112831), (3, 10626704277), (7, 4554301833), (9, 3542234759), (21, 1518100611), (47, 678300273), (63, 506033537), (141, 226100091), (179, 178101189), (329, 96900039), (423, 75366697), (537, 59367063), (987, 32300013), (1253, 25443027), (1611, 19789021), (2961, 10766671), (3759, 8481009), (8413, 3789387), (11277, 2827003), (25239, 1263129), (58891, 541341), (60149, 530019), (75717, 421043), (176673, 180447)]