28757610

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{6521}}^1$

素因数の和:6548

約数の個数: 72

約数和(自身を含む): 86990436

約数和(自身を除く): 58232826

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 6521, 13042, 19563, 32605, 39126, 45647, 58689, 65210, 91294, 97815, 117378, 136941, 195630, 228235, 273882, 293445, 319529, 410823, 456470, 586890, 639058, 684705, 821646, 958587, 1369410, 1597645, 1917174, 2054115, 2875761, 3195290, 4108230, 4792935, 5751522, 9585870, 14378805, 28757610]

約数ペア:

[(1, 28757610), (2, 14378805), (3, 9585870), (5, 5751522), (6, 4792935), (7, 4108230), (9, 3195290), (10, 2875761), (14, 2054115), (15, 1917174), (18, 1597645), (21, 1369410), (30, 958587), (35, 821646), (42, 684705), (45, 639058), (49, 586890), (63, 456470), (70, 410823), (90, 319529), (98, 293445), (105, 273882), (126, 228235), (147, 195630), (210, 136941), (245, 117378), (294, 97815), (315, 91294), (441, 65210), (490, 58689), (630, 45647), (735, 39126), (882, 32605), (1470, 19563), (2205, 13042), (4410, 6521)]