28058625

素因数分解:

$3^2\times 5^3\times 7^2\times {\mathrm{509}}^1$

素因数の和:544

約数の個数: 72

約数和(自身を含む): 58953960

約数和(自身を除く): 30895335

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 125, 147, 175, 225, 245, 315, 375, 441, 509, 525, 735, 875, 1125, 1225, 1527, 1575, 2205, 2545, 2625, 3563, 3675, 4581, 6125, 7635, 7875, 10689, 11025, 12725, 17815, 18375, 22905, 24941, 32067, 38175, 53445, 55125, 63625, 74823, 89075, 114525, 124705, 160335, 190875, 224469, 267225, 374115, 445375, 572625, 623525, 801675, 1122345, 1336125, 1870575, 3117625, 4008375, 5611725, 9352875, 28058625]

約数ペア:

[(1, 28058625), (3, 9352875), (5, 5611725), (7, 4008375), (9, 3117625), (15, 1870575), (21, 1336125), (25, 1122345), (35, 801675), (45, 623525), (49, 572625), (63, 445375), (75, 374115), (105, 267225), (125, 224469), (147, 190875), (175, 160335), (225, 124705), (245, 114525), (315, 89075), (375, 74823), (441, 63625), (509, 55125), (525, 53445), (735, 38175), (875, 32067), (1125, 24941), (1225, 22905), (1527, 18375), (1575, 17815), (2205, 12725), (2545, 11025), (2625, 10689), (3563, 7875), (3675, 7635), (4581, 6125)]