131987908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1297}}^1$

素因数の和:1436

約数の個数: 48

約数和(自身を含む): 264584320

約数和(自身を除く): 132596412

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 103, 206, 247, 412, 494, 988, 1297, 1339, 1957, 2594, 2678, 3914, 5188, 5356, 7828, 16861, 24643, 25441, 33722, 49286, 50882, 67444, 98572, 101764, 133591, 267182, 320359, 534364, 640718, 1281436, 1736683, 2538229, 3473366, 5076458, 6946732, 10152916, 32996977, 65993954, 131987908]

約数ペア:

[(1, 131987908), (2, 65993954), (4, 32996977), (13, 10152916), (19, 6946732), (26, 5076458), (38, 3473366), (52, 2538229), (76, 1736683), (103, 1281436), (206, 640718), (247, 534364), (412, 320359), (494, 267182), (988, 133591), (1297, 101764), (1339, 98572), (1957, 67444), (2594, 50882), (2678, 49286), (3914, 33722), (5188, 25441), (5356, 24643), (7828, 16861)]