889473390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73571}}^1$

素因数の和:73625

約数の個数: 64

約数和(自身を含む): 2373138432

約数和(自身を除く): 1483665042

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 2015, 2418, 4030, 6045, 12090, 73571, 147142, 220713, 367855, 441426, 735710, 956423, 1103565, 1912846, 2207130, 2280701, 2869269, 4561402, 4782115, 5738538, 6842103, 9564230, 11403505, 13684206, 14346345, 22807010, 28692690, 29649113, 34210515, 59298226, 68421030, 88947339, 148245565, 177894678, 296491130, 444736695, 889473390]

約数ペア:

[(1, 889473390), (2, 444736695), (3, 296491130), (5, 177894678), (6, 148245565), (10, 88947339), (13, 68421030), (15, 59298226), (26, 34210515), (30, 29649113), (31, 28692690), (39, 22807010), (62, 14346345), (65, 13684206), (78, 11403505), (93, 9564230), (130, 6842103), (155, 5738538), (186, 4782115), (195, 4561402), (310, 2869269), (390, 2280701), (403, 2207130), (465, 1912846), (806, 1103565), (930, 956423), (1209, 735710), (2015, 441426), (2418, 367855), (4030, 220713), (6045, 147142), (12090, 73571)]