227795285

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 289766400

約数和(自身を除く): 61971115

約数列:

[1, 5, 31, 97, 109, 139, 155, 485, 545, 695, 3007, 3379, 4309, 10573, 13483, 15035, 15151, 16895, 21545, 52865, 67415, 75755, 327763, 417973, 469681, 1469647, 1638815, 2089865, 2348405, 7348235, 45559057, 227795285]

約数ペア:

[(1, 227795285), (5, 45559057), (31, 7348235), (97, 2348405), (109, 2089865), (139, 1638815), (155, 1469647), (485, 469681), (545, 417973), (695, 327763), (3007, 75755), (3379, 67415), (4309, 52865), (10573, 21545), (13483, 16895), (15035, 15151)]