1311339952

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{199}}^1\times {\mathrm{2437}}^1$

素因数の和:2670

約数の個数: 60

約数和(自身を含む): 2766154800

約数和(自身を除く): 1454814848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 199, 208, 338, 398, 676, 796, 1352, 1592, 2437, 2587, 2704, 3184, 4874, 5174, 9748, 10348, 19496, 20696, 31681, 33631, 38992, 41392, 63362, 67262, 126724, 134524, 253448, 269048, 411853, 484963, 506896, 538096, 823706, 969926, 1647412, 1939852, 3294824, 3879704, 6304519, 6589648, 7759408, 12609038, 25218076, 50436152, 81958747, 100872304, 163917494, 327834988, 655669976, 1311339952]

約数ペア:

[(1, 1311339952), (2, 655669976), (4, 327834988), (8, 163917494), (13, 100872304), (16, 81958747), (26, 50436152), (52, 25218076), (104, 12609038), (169, 7759408), (199, 6589648), (208, 6304519), (338, 3879704), (398, 3294824), (676, 1939852), (796, 1647412), (1352, 969926), (1592, 823706), (2437, 538096), (2587, 506896), (2704, 484963), (3184, 411853), (4874, 269048), (5174, 253448), (9748, 134524), (10348, 126724), (19496, 67262), (20696, 63362), (31681, 41392), (33631, 38992)]