997395

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 1969920

約数和(自身を除く): 972525

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 59, 69, 105, 115, 147, 161, 177, 245, 295, 345, 413, 483, 735, 805, 885, 1127, 1239, 1357, 2065, 2415, 2891, 3381, 4071, 5635, 6195, 6785, 8673, 9499, 14455, 16905, 20355, 28497, 43365, 47495, 66493, 142485, 199479, 332465, 997395]

約数ペア:

[(1, 997395), (3, 332465), (5, 199479), (7, 142485), (15, 66493), (21, 47495), (23, 43365), (35, 28497), (49, 20355), (59, 16905), (69, 14455), (105, 9499), (115, 8673), (147, 6785), (161, 6195), (177, 5635), (245, 4071), (295, 3381), (345, 2891), (413, 2415), (483, 2065), (735, 1357), (805, 1239), (885, 1127)]