27749754

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:395

約数の個数: 48

約数和(自身を含む): 61900800

約数和(自身を除く): 34151046

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 127, 183, 199, 254, 366, 381, 398, 549, 597, 762, 1098, 1143, 1194, 1791, 2286, 3582, 7747, 12139, 15494, 23241, 24278, 25273, 36417, 46482, 50546, 69723, 72834, 75819, 109251, 139446, 151638, 218502, 227457, 454914, 1541653, 3083306, 4624959, 9249918, 13874877, 27749754]

約数ペア:

[(1, 27749754), (2, 13874877), (3, 9249918), (6, 4624959), (9, 3083306), (18, 1541653), (61, 454914), (122, 227457), (127, 218502), (183, 151638), (199, 139446), (254, 109251), (366, 75819), (381, 72834), (398, 69723), (549, 50546), (597, 46482), (762, 36417), (1098, 25273), (1143, 24278), (1194, 23241), (1791, 15494), (2286, 12139), (3582, 7747)]