39811356

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:611

約数の個数: 72

約数和(自身を含む): 109125744

約数和(自身を除く): 69314388

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 257, 331, 468, 514, 662, 771, 993, 1028, 1324, 1542, 1986, 2313, 2979, 3084, 3341, 3972, 4303, 4626, 5958, 6682, 8606, 9252, 10023, 11916, 12909, 13364, 17212, 20046, 25818, 30069, 38727, 40092, 51636, 60138, 77454, 85067, 120276, 154908, 170134, 255201, 340268, 510402, 765603, 1020804, 1105871, 1531206, 2211742, 3062412, 3317613, 4423484, 6635226, 9952839, 13270452, 19905678, 39811356]

約数ペア:

[(1, 39811356), (2, 19905678), (3, 13270452), (4, 9952839), (6, 6635226), (9, 4423484), (12, 3317613), (13, 3062412), (18, 2211742), (26, 1531206), (36, 1105871), (39, 1020804), (52, 765603), (78, 510402), (117, 340268), (156, 255201), (234, 170134), (257, 154908), (331, 120276), (468, 85067), (514, 77454), (662, 60138), (771, 51636), (993, 40092), (1028, 38727), (1324, 30069), (1542, 25818), (1986, 20046), (2313, 17212), (2979, 13364), (3084, 12909), (3341, 11916), (3972, 10023), (4303, 9252), (4626, 8606), (5958, 6682)]