1211457572

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:397

約数の個数: 72

約数和(自身を含む): 2353268736

約数和(自身を除く): 1141811164

約数列:

[1, 2, 4, 13, 26, 52, 103, 127, 137, 169, 206, 254, 274, 338, 412, 508, 548, 676, 1339, 1651, 1781, 2678, 3302, 3562, 5356, 6604, 7124, 13081, 14111, 17399, 17407, 21463, 23153, 26162, 28222, 34798, 34814, 42926, 46306, 52324, 56444, 69596, 69628, 85852, 92612, 170053, 183443, 226187, 340106, 366886, 452374, 680212, 733772, 904748, 1792097, 2210689, 2384759, 2940431, 3584194, 4421378, 4769518, 5880862, 7168388, 8842756, 9539036, 11761724, 23297261, 46594522, 93189044, 302864393, 605728786, 1211457572]

約数ペア:

[(1, 1211457572), (2, 605728786), (4, 302864393), (13, 93189044), (26, 46594522), (52, 23297261), (103, 11761724), (127, 9539036), (137, 8842756), (169, 7168388), (206, 5880862), (254, 4769518), (274, 4421378), (338, 3584194), (412, 2940431), (508, 2384759), (548, 2210689), (676, 1792097), (1339, 904748), (1651, 733772), (1781, 680212), (2678, 452374), (3302, 366886), (3562, 340106), (5356, 226187), (6604, 183443), (7124, 170053), (13081, 92612), (14111, 85852), (17399, 69628), (17407, 69596), (21463, 56444), (23153, 52324), (26162, 46306), (28222, 42926), (34798, 34814)]