15345825

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 29685600

約数和(自身を除く): 14339775

約数列:

[1, 3, 5, 11, 15, 19, 25, 33, 55, 57, 75, 89, 95, 121, 165, 209, 267, 275, 285, 363, 445, 475, 605, 627, 825, 979, 1045, 1335, 1425, 1691, 1815, 2225, 2299, 2937, 3025, 3135, 4895, 5073, 5225, 6675, 6897, 8455, 9075, 10769, 11495, 14685, 15675, 18601, 24475, 25365, 32307, 34485, 42275, 53845, 55803, 57475, 73425, 93005, 126825, 161535, 172425, 204611, 269225, 279015, 465025, 613833, 807675, 1023055, 1395075, 3069165, 5115275, 15345825]

約数ペア:

[(1, 15345825), (3, 5115275), (5, 3069165), (11, 1395075), (15, 1023055), (19, 807675), (25, 613833), (33, 465025), (55, 279015), (57, 269225), (75, 204611), (89, 172425), (95, 161535), (121, 126825), (165, 93005), (209, 73425), (267, 57475), (275, 55803), (285, 53845), (363, 42275), (445, 34485), (475, 32307), (605, 25365), (627, 24475), (825, 18601), (979, 15675), (1045, 14685), (1335, 11495), (1425, 10769), (1691, 9075), (1815, 8455), (2225, 6897), (2299, 6675), (2937, 5225), (3025, 5073), (3135, 4895)]