16397475

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 29402880

約数和(自身を除く): 13005405

約数列:

[1, 3, 5, 15, 19, 25, 37, 57, 75, 95, 111, 185, 285, 311, 475, 555, 703, 925, 933, 1425, 1555, 2109, 2775, 3515, 4665, 5909, 7775, 10545, 11507, 17575, 17727, 23325, 29545, 34521, 52725, 57535, 88635, 147725, 172605, 218633, 287675, 443175, 655899, 863025, 1093165, 3279495, 5465825, 16397475]

約数ペア:

[(1, 16397475), (3, 5465825), (5, 3279495), (15, 1093165), (19, 863025), (25, 655899), (37, 443175), (57, 287675), (75, 218633), (95, 172605), (111, 147725), (185, 88635), (285, 57535), (311, 52725), (475, 34521), (555, 29545), (703, 23325), (925, 17727), (933, 17575), (1425, 11507), (1555, 10545), (2109, 7775), (2775, 5909), (3515, 4665)]