12971268

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:297

約数の個数: 72

約数和(自身を含む): 34594560

約数和(自身を除く): 21623292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 59, 62, 93, 118, 124, 177, 186, 197, 236, 279, 354, 372, 394, 531, 558, 591, 708, 788, 1062, 1116, 1182, 1773, 1829, 2124, 2364, 3546, 3658, 5487, 6107, 7092, 7316, 10974, 11623, 12214, 16461, 18321, 21948, 23246, 24428, 32922, 34869, 36642, 46492, 54963, 65844, 69738, 73284, 104607, 109926, 139476, 209214, 219852, 360313, 418428, 720626, 1080939, 1441252, 2161878, 3242817, 4323756, 6485634, 12971268]

約数ペア:

[(1, 12971268), (2, 6485634), (3, 4323756), (4, 3242817), (6, 2161878), (9, 1441252), (12, 1080939), (18, 720626), (31, 418428), (36, 360313), (59, 219852), (62, 209214), (93, 139476), (118, 109926), (124, 104607), (177, 73284), (186, 69738), (197, 65844), (236, 54963), (279, 46492), (354, 36642), (372, 34869), (394, 32922), (531, 24428), (558, 23246), (591, 21948), (708, 18321), (788, 16461), (1062, 12214), (1116, 11623), (1182, 10974), (1773, 7316), (1829, 7092), (2124, 6107), (2364, 5487), (3546, 3658)]