261961596

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{559747}}^1$

素因数の和:559770

約数の個数: 36

約数和(自身を含む): 713118952

約数和(自身を除く): 451157356

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 559747, 1119494, 1679241, 2238988, 3358482, 5037723, 6716964, 7276711, 10075446, 14553422, 20150892, 21830133, 29106844, 43660266, 65490399, 87320532, 130980798, 261961596]

約数ペア:

[(1, 261961596), (2, 130980798), (3, 87320532), (4, 65490399), (6, 43660266), (9, 29106844), (12, 21830133), (13, 20150892), (18, 14553422), (26, 10075446), (36, 7276711), (39, 6716964), (52, 5037723), (78, 3358482), (117, 2238988), (156, 1679241), (234, 1119494), (468, 559747)]