261487602

素因数分解:

$2^1\times 3^4\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:685

約数の個数: 80

約数和(自身を含む): 609282432

約数和(自身を除く): 347794830

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 61, 81, 94, 122, 141, 162, 183, 282, 366, 423, 549, 563, 846, 1098, 1126, 1269, 1647, 1689, 2538, 2867, 3294, 3378, 3807, 4941, 5067, 5734, 7614, 8601, 9882, 10134, 15201, 17202, 25803, 26461, 30402, 34343, 45603, 51606, 52922, 68686, 77409, 79383, 91206, 103029, 154818, 158766, 206058, 232227, 238149, 309087, 464454, 476298, 618174, 714447, 927261, 1428894, 1614121, 1854522, 2143341, 2781783, 3228242, 4286682, 4842363, 5563566, 9684726, 14527089, 29054178, 43581267, 87162534, 130743801, 261487602]

約数ペア:

[(1, 261487602), (2, 130743801), (3, 87162534), (6, 43581267), (9, 29054178), (18, 14527089), (27, 9684726), (47, 5563566), (54, 4842363), (61, 4286682), (81, 3228242), (94, 2781783), (122, 2143341), (141, 1854522), (162, 1614121), (183, 1428894), (282, 927261), (366, 714447), (423, 618174), (549, 476298), (563, 464454), (846, 309087), (1098, 238149), (1126, 232227), (1269, 206058), (1647, 158766), (1689, 154818), (2538, 103029), (2867, 91206), (3294, 79383), (3378, 77409), (3807, 68686), (4941, 52922), (5067, 51606), (5734, 45603), (7614, 34343), (8601, 30402), (9882, 26461), (10134, 25803), (15201, 17202)]