28814877

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{233}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 51787008

約数和(自身を除く): 22972131

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 151, 233, 273, 453, 699, 819, 1057, 1359, 1631, 1963, 2097, 3029, 3171, 4893, 5889, 9087, 9513, 13741, 14679, 17667, 21203, 27261, 35183, 41223, 63609, 105549, 123669, 190827, 246281, 316647, 457379, 738843, 1372137, 2216529, 3201653, 4116411, 9604959, 28814877]

約数ペア:

[(1, 28814877), (3, 9604959), (7, 4116411), (9, 3201653), (13, 2216529), (21, 1372137), (39, 738843), (63, 457379), (91, 316647), (117, 246281), (151, 190827), (233, 123669), (273, 105549), (453, 63609), (699, 41223), (819, 35183), (1057, 27261), (1359, 21203), (1631, 17667), (1963, 14679), (2097, 13741), (3029, 9513), (3171, 9087), (4893, 5889)]