31432324

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 71245440

約数和(自身を除く): 39813116

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 61, 77, 98, 122, 154, 196, 239, 244, 308, 427, 478, 539, 671, 854, 956, 1078, 1342, 1673, 1708, 2156, 2629, 2684, 2989, 3346, 4697, 5258, 5978, 6692, 9394, 10516, 11711, 11956, 14579, 18403, 18788, 23422, 29158, 32879, 36806, 46844, 58316, 65758, 73612, 102053, 128821, 131516, 160369, 204106, 257642, 320738, 408212, 515284, 641476, 714371, 1122583, 1428742, 2245166, 2857484, 4490332, 7858081, 15716162, 31432324]

約数ペア:

[(1, 31432324), (2, 15716162), (4, 7858081), (7, 4490332), (11, 2857484), (14, 2245166), (22, 1428742), (28, 1122583), (44, 714371), (49, 641476), (61, 515284), (77, 408212), (98, 320738), (122, 257642), (154, 204106), (196, 160369), (239, 131516), (244, 128821), (308, 102053), (427, 73612), (478, 65758), (539, 58316), (671, 46844), (854, 36806), (956, 32879), (1078, 29158), (1342, 23422), (1673, 18788), (1708, 18403), (2156, 14579), (2629, 11956), (2684, 11711), (2989, 10516), (3346, 9394), (4697, 6692), (5258, 5978)]