78894045

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{701}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 142584624

約数和(自身を除く): 63690579

約数列:

[1, 3, 5, 9, 15, 41, 45, 61, 123, 183, 205, 305, 369, 549, 615, 701, 915, 1845, 2103, 2501, 2745, 3505, 6309, 7503, 10515, 12505, 22509, 28741, 31545, 37515, 42761, 86223, 112545, 128283, 143705, 213805, 258669, 384849, 431115, 641415, 1293345, 1753201, 1924245, 5259603, 8766005, 15778809, 26298015, 78894045]

約数ペア:

[(1, 78894045), (3, 26298015), (5, 15778809), (9, 8766005), (15, 5259603), (41, 1924245), (45, 1753201), (61, 1293345), (123, 641415), (183, 431115), (205, 384849), (305, 258669), (369, 213805), (549, 143705), (615, 128283), (701, 112545), (915, 86223), (1845, 42761), (2103, 37515), (2501, 31545), (2745, 28741), (3505, 22509), (6309, 12505), (7503, 10515)]