656714044

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 1404354560

約数和(自身を除く): 747640516

約数列:

[1, 2, 4, 7, 14, 28, 31, 61, 62, 79, 122, 124, 157, 158, 217, 244, 314, 316, 427, 434, 553, 628, 854, 868, 1099, 1106, 1708, 1891, 2198, 2212, 2449, 3782, 4396, 4819, 4867, 4898, 7564, 9577, 9638, 9734, 9796, 12403, 13237, 17143, 19154, 19276, 19468, 24806, 26474, 33733, 34069, 34286, 38308, 49612, 52948, 67039, 67466, 68138, 68572, 86821, 134078, 134932, 136276, 149389, 173642, 268156, 296887, 298778, 347284, 384493, 593774, 597556, 756583, 768986, 1045723, 1187548, 1513166, 1537972, 2078209, 2091446, 2691451, 3026332, 4156418, 4182892, 5296081, 5382902, 8312836, 10592162, 10765804, 21184324, 23454073, 46908146, 93816292, 164178511, 328357022, 656714044]

約数ペア:

[(1, 656714044), (2, 328357022), (4, 164178511), (7, 93816292), (14, 46908146), (28, 23454073), (31, 21184324), (61, 10765804), (62, 10592162), (79, 8312836), (122, 5382902), (124, 5296081), (157, 4182892), (158, 4156418), (217, 3026332), (244, 2691451), (314, 2091446), (316, 2078209), (427, 1537972), (434, 1513166), (553, 1187548), (628, 1045723), (854, 768986), (868, 756583), (1099, 597556), (1106, 593774), (1708, 384493), (1891, 347284), (2198, 298778), (2212, 296887), (2449, 268156), (3782, 173642), (4396, 149389), (4819, 136276), (4867, 134932), (4898, 134078), (7564, 86821), (9577, 68572), (9638, 68138), (9734, 67466), (9796, 67039), (12403, 52948), (13237, 49612), (17143, 38308), (19154, 34286), (19276, 34069), (19468, 33733), (24806, 26474)]