407702007

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 638752608

約数和(自身を除く): 231050601

約数列:

[1, 3, 9, 17, 51, 73, 153, 173, 211, 219, 519, 633, 657, 1241, 1557, 1899, 2941, 3587, 3723, 8823, 10761, 11169, 12629, 15403, 26469, 32283, 36503, 37887, 46209, 109509, 113661, 138627, 214693, 261851, 328527, 620551, 644079, 785553, 1861653, 1932237, 2356659, 2664719, 5584959, 7994157, 23982471, 45300223, 135900669, 407702007]

約数ペア:

[(1, 407702007), (3, 135900669), (9, 45300223), (17, 23982471), (51, 7994157), (73, 5584959), (153, 2664719), (173, 2356659), (211, 1932237), (219, 1861653), (519, 785553), (633, 644079), (657, 620551), (1241, 328527), (1557, 261851), (1899, 214693), (2941, 138627), (3587, 113661), (3723, 109509), (8823, 46209), (10761, 37887), (11169, 36503), (12629, 32283), (15403, 26469)]