13216875

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:102

約数の個数: 80

約数和(自身を含む): 26991360

約数和(自身を除く): 13774485

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 53, 57, 75, 95, 105, 125, 133, 159, 175, 265, 285, 371, 375, 399, 475, 525, 625, 665, 795, 875, 1007, 1113, 1325, 1425, 1855, 1875, 1995, 2375, 2625, 3021, 3325, 3975, 4375, 5035, 5565, 6625, 7049, 7125, 9275, 9975, 11875, 13125, 15105, 16625, 19875, 21147, 25175, 27825, 33125, 35245, 35625, 46375, 49875, 75525, 83125, 99375, 105735, 125875, 139125, 176225, 231875, 249375, 377625, 528675, 629375, 695625, 881125, 1888125, 2643375, 4405625, 13216875]

約数ペア:

[(1, 13216875), (3, 4405625), (5, 2643375), (7, 1888125), (15, 881125), (19, 695625), (21, 629375), (25, 528675), (35, 377625), (53, 249375), (57, 231875), (75, 176225), (95, 139125), (105, 125875), (125, 105735), (133, 99375), (159, 83125), (175, 75525), (265, 49875), (285, 46375), (371, 35625), (375, 35245), (399, 33125), (475, 27825), (525, 25175), (625, 21147), (665, 19875), (795, 16625), (875, 15105), (1007, 13125), (1113, 11875), (1325, 9975), (1425, 9275), (1855, 7125), (1875, 7049), (1995, 6625), (2375, 5565), (2625, 5035), (3021, 4375), (3325, 3975)]