28273230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{991}}^1$

素因数の和:1321

約数の個数: 48

約数和(自身を含む): 73816704

約数和(自身を除く): 45543474

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 317, 634, 951, 991, 1585, 1902, 1982, 2853, 2973, 3170, 4755, 4955, 5706, 5946, 8919, 9510, 9910, 14265, 14865, 17838, 28530, 29730, 44595, 89190, 314147, 628294, 942441, 1570735, 1884882, 2827323, 3141470, 4712205, 5654646, 9424410, 14136615, 28273230]

約数ペア:

[(1, 28273230), (2, 14136615), (3, 9424410), (5, 5654646), (6, 4712205), (9, 3141470), (10, 2827323), (15, 1884882), (18, 1570735), (30, 942441), (45, 628294), (90, 314147), (317, 89190), (634, 44595), (951, 29730), (991, 28530), (1585, 17838), (1902, 14865), (1982, 14265), (2853, 9910), (2973, 9510), (3170, 8919), (4755, 5946), (4955, 5706)]