61831567

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:136

約数の個数: 64

約数和(自身を含む): 87091200

約数和(自身を除く): 25259633

約数列:

[1, 7, 17, 19, 23, 29, 41, 119, 133, 161, 203, 287, 323, 391, 437, 493, 551, 667, 697, 779, 943, 1189, 2261, 2737, 3059, 3451, 3857, 4669, 4879, 5453, 6601, 7429, 8323, 9367, 11339, 12673, 13243, 16031, 17917, 20213, 22591, 27347, 52003, 65569, 79373, 88711, 92701, 112217, 125419, 141491, 158137, 191429, 215441, 304589, 384047, 464899, 519593, 1508087, 2132123, 2688329, 3254293, 3637151, 8833081, 61831567]

約数ペア:

[(1, 61831567), (7, 8833081), (17, 3637151), (19, 3254293), (23, 2688329), (29, 2132123), (41, 1508087), (119, 519593), (133, 464899), (161, 384047), (203, 304589), (287, 215441), (323, 191429), (391, 158137), (437, 141491), (493, 125419), (551, 112217), (667, 92701), (697, 88711), (779, 79373), (943, 65569), (1189, 52003), (2261, 27347), (2737, 22591), (3059, 20213), (3451, 17917), (3857, 16031), (4669, 13243), (4879, 12673), (5453, 11339), (6601, 9367), (7429, 8323)]