1645605

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 3210480

約数和(自身を除く): 1564875

約数列:

[1, 3, 5, 9, 13, 15, 29, 39, 45, 65, 87, 97, 117, 145, 195, 261, 291, 377, 435, 485, 585, 873, 1131, 1261, 1305, 1455, 1885, 2813, 3393, 3783, 4365, 5655, 6305, 8439, 11349, 14065, 16965, 18915, 25317, 36569, 42195, 56745, 109707, 126585, 182845, 329121, 548535, 1645605]

約数ペア:

[(1, 1645605), (3, 548535), (5, 329121), (9, 182845), (13, 126585), (15, 109707), (29, 56745), (39, 42195), (45, 36569), (65, 25317), (87, 18915), (97, 16965), (117, 14065), (145, 11349), (195, 8439), (261, 6305), (291, 5655), (377, 4365), (435, 3783), (485, 3393), (585, 2813), (873, 1885), (1131, 1455), (1261, 1305)]