210864225

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19661}}^1$

素因数の和:19698

約数の個数: 48

約数和(自身を含む): 409598784

約数和(自身を除く): 198734559

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 143, 165, 195, 275, 325, 429, 715, 825, 975, 2145, 3575, 10725, 19661, 58983, 98305, 216271, 255593, 294915, 491525, 648813, 766779, 1081355, 1277965, 1474575, 2811523, 3244065, 3833895, 5406775, 6389825, 8434569, 14057615, 16220325, 19169475, 42172845, 70288075, 210864225]

約数ペア:

[(1, 210864225), (3, 70288075), (5, 42172845), (11, 19169475), (13, 16220325), (15, 14057615), (25, 8434569), (33, 6389825), (39, 5406775), (55, 3833895), (65, 3244065), (75, 2811523), (143, 1474575), (165, 1277965), (195, 1081355), (275, 766779), (325, 648813), (429, 491525), (715, 294915), (825, 255593), (975, 216271), (2145, 98305), (3575, 58983), (10725, 19661)]