260513955

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1879}}^1$

素因数の和:1985

約数の個数: 64

約数和(自身を含む): 505344000

約数和(自身を除く): 244830045

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 79, 117, 135, 195, 237, 351, 395, 585, 711, 1027, 1185, 1755, 1879, 2133, 3081, 3555, 5135, 5637, 9243, 9395, 10665, 15405, 16911, 24427, 27729, 28185, 46215, 50733, 73281, 84555, 122135, 138645, 148441, 219843, 253665, 366405, 445323, 659529, 742205, 1099215, 1335969, 1929733, 2226615, 3297645, 4007907, 5789199, 6679845, 9648665, 17367597, 20039535, 28945995, 52102791, 86837985, 260513955]

約数ペア:

[(1, 260513955), (3, 86837985), (5, 52102791), (9, 28945995), (13, 20039535), (15, 17367597), (27, 9648665), (39, 6679845), (45, 5789199), (65, 4007907), (79, 3297645), (117, 2226615), (135, 1929733), (195, 1335969), (237, 1099215), (351, 742205), (395, 659529), (585, 445323), (711, 366405), (1027, 253665), (1185, 219843), (1755, 148441), (1879, 138645), (2133, 122135), (3081, 84555), (3555, 73281), (5135, 50733), (5637, 46215), (9243, 28185), (9395, 27729), (10665, 24427), (15405, 16911)]