31395663

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 51184224

約数和(自身を除く): 19788561

約数列:

[1, 3, 9, 13, 39, 53, 61, 83, 117, 159, 183, 249, 477, 549, 689, 747, 793, 1079, 2067, 2379, 3233, 3237, 4399, 5063, 6201, 7137, 9699, 9711, 13197, 15189, 29097, 39591, 42029, 45567, 57187, 65819, 126087, 171561, 197457, 268339, 378261, 514683, 592371, 805017, 2415051, 3488407, 10465221, 31395663]

約数ペア:

[(1, 31395663), (3, 10465221), (9, 3488407), (13, 2415051), (39, 805017), (53, 592371), (61, 514683), (83, 378261), (117, 268339), (159, 197457), (183, 171561), (249, 126087), (477, 65819), (549, 57187), (689, 45567), (747, 42029), (793, 39591), (1079, 29097), (2067, 15189), (2379, 13197), (3233, 9711), (3237, 9699), (4399, 7137), (5063, 6201)]