5455555

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 8118144

約数和(自身を除く): 2662589

約数列:

[1, 5, 7, 17, 35, 53, 85, 119, 173, 265, 371, 595, 865, 901, 1211, 1855, 2941, 4505, 6055, 6307, 9169, 14705, 20587, 31535, 45845, 64183, 102935, 155873, 320915, 779365, 1091111, 5455555]

約数ペア:

[(1, 5455555), (5, 1091111), (7, 779365), (17, 320915), (35, 155873), (53, 102935), (85, 64183), (119, 45845), (173, 31535), (265, 20587), (371, 14705), (595, 9169), (865, 6307), (901, 6055), (1211, 4505), (1855, 2941)]