25156979703

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{1279}}^1$

素因数の和:1569

約数の個数: 64

約数和(自身を含む): 38603980800

約数和(自身を除く): 13447001097

約数列:

[1, 3, 9, 27, 67, 83, 131, 201, 249, 393, 603, 747, 1179, 1279, 1809, 2241, 3537, 3837, 5561, 8777, 10873, 11511, 16683, 26331, 32619, 34533, 50049, 78993, 85693, 97857, 106157, 150147, 167549, 236979, 257079, 293571, 318471, 502647, 728491, 771237, 955413, 1507941, 2185473, 2313711, 2866239, 4523823, 6556419, 7112519, 11225783, 13906567, 19669257, 21337557, 33677349, 41719701, 64012671, 101032047, 125159103, 192038013, 303096141, 375477309, 931739989, 2795219967, 8385659901, 25156979703]

約数ペア:

[(1, 25156979703), (3, 8385659901), (9, 2795219967), (27, 931739989), (67, 375477309), (83, 303096141), (131, 192038013), (201, 125159103), (249, 101032047), (393, 64012671), (603, 41719701), (747, 33677349), (1179, 21337557), (1279, 19669257), (1809, 13906567), (2241, 11225783), (3537, 7112519), (3837, 6556419), (5561, 4523823), (8777, 2866239), (10873, 2313711), (11511, 2185473), (16683, 1507941), (26331, 955413), (32619, 771237), (34533, 728491), (50049, 502647), (78993, 318471), (85693, 293571), (97857, 257079), (106157, 236979), (150147, 167549)]