28946775

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2699}}^1$

素因数の和:2736

約数の個数: 48

約数和(自身を含む): 56246400

約数和(自身を除く): 27299625

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 143, 165, 195, 275, 325, 429, 715, 825, 975, 2145, 2699, 3575, 8097, 10725, 13495, 29689, 35087, 40485, 67475, 89067, 105261, 148445, 175435, 202425, 385957, 445335, 526305, 742225, 877175, 1157871, 1929785, 2226675, 2631525, 5789355, 9648925, 28946775]

約数ペア:

[(1, 28946775), (3, 9648925), (5, 5789355), (11, 2631525), (13, 2226675), (15, 1929785), (25, 1157871), (33, 877175), (39, 742225), (55, 526305), (65, 445335), (75, 385957), (143, 202425), (165, 175435), (195, 148445), (275, 105261), (325, 89067), (429, 67475), (715, 40485), (825, 35087), (975, 29689), (2145, 13495), (2699, 10725), (3575, 8097)]