1289463776

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{14669}}^1$

素因数の和:14787

約数の個数: 48

約数和(自身を含む): 2639543760

約数和(自身を除く): 1350079984

約数列:

[1, 2, 4, 8, 16, 32, 41, 67, 82, 134, 164, 268, 328, 536, 656, 1072, 1312, 2144, 2747, 5494, 10988, 14669, 21976, 29338, 43952, 58676, 87904, 117352, 234704, 469408, 601429, 982823, 1202858, 1965646, 2405716, 3931292, 4811432, 7862584, 9622864, 15725168, 19245728, 31450336, 40295743, 80591486, 161182972, 322365944, 644731888, 1289463776]

約数ペア:

[(1, 1289463776), (2, 644731888), (4, 322365944), (8, 161182972), (16, 80591486), (32, 40295743), (41, 31450336), (67, 19245728), (82, 15725168), (134, 9622864), (164, 7862584), (268, 4811432), (328, 3931292), (536, 2405716), (656, 1965646), (1072, 1202858), (1312, 982823), (2144, 601429), (2747, 469408), (5494, 234704), (10988, 117352), (14669, 87904), (21976, 58676), (29338, 43952)]