2278035

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 4313088

約数和(自身を除く): 2035053

約数列:

[1, 3, 5, 9, 15, 23, 31, 45, 69, 71, 93, 115, 155, 207, 213, 279, 345, 355, 465, 639, 713, 1035, 1065, 1395, 1633, 2139, 2201, 3195, 3565, 4899, 6417, 6603, 8165, 10695, 11005, 14697, 19809, 24495, 32085, 33015, 50623, 73485, 99045, 151869, 253115, 455607, 759345, 2278035]

約数ペア:

[(1, 2278035), (3, 759345), (5, 455607), (9, 253115), (15, 151869), (23, 99045), (31, 73485), (45, 50623), (69, 33015), (71, 32085), (93, 24495), (115, 19809), (155, 14697), (207, 11005), (213, 10695), (279, 8165), (345, 6603), (355, 6417), (465, 4899), (639, 3565), (713, 3195), (1035, 2201), (1065, 2139), (1395, 1633)]