831094561

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 1006864128

約数和(自身を除く): 175769567

約数列:

[1, 11, 19, 47, 61, 73, 209, 361, 517, 671, 803, 893, 1159, 1387, 2867, 3431, 3971, 4453, 9823, 12749, 15257, 16967, 22021, 26353, 31537, 37741, 48983, 54473, 65189, 84607, 186637, 209291, 242231, 289883, 599203, 717079, 930677, 1034987, 1238591, 1607533, 2302201, 3976529, 11384857, 13624501, 17682863, 43741819, 75554051, 831094561]

約数ペア:

[(1, 831094561), (11, 75554051), (19, 43741819), (47, 17682863), (61, 13624501), (73, 11384857), (209, 3976529), (361, 2302201), (517, 1607533), (671, 1238591), (803, 1034987), (893, 930677), (1159, 717079), (1387, 599203), (2867, 289883), (3431, 242231), (3971, 209291), (4453, 186637), (9823, 84607), (12749, 65189), (15257, 54473), (16967, 48983), (22021, 37741), (26353, 31537)]