311936005

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{839}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 404974080

約数和(自身を除く): 93038075

約数列:

[1, 5, 23, 53, 61, 115, 265, 305, 839, 1219, 1403, 3233, 4195, 6095, 7015, 16165, 19297, 44467, 51179, 74359, 96485, 222335, 255895, 371795, 1022741, 1177117, 2712487, 5113705, 5885585, 13562435, 62387201, 311936005]

約数ペア:

[(1, 311936005), (5, 62387201), (23, 13562435), (53, 5885585), (61, 5113705), (115, 2712487), (265, 1177117), (305, 1022741), (839, 371795), (1219, 255895), (1403, 222335), (3233, 96485), (4195, 74359), (6095, 51179), (7015, 44467), (16165, 19297)]