201721368

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{178831}}^1$

素因数の和:178887

約数の個数: 32

約数和(自身を含む): 515036160

約数和(自身を除く): 313314792

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 178831, 357662, 536493, 715324, 1072986, 1430648, 2145972, 4291944, 8405057, 16810114, 25215171, 33620228, 50430342, 67240456, 100860684, 201721368]

約数ペア:

[(1, 201721368), (2, 100860684), (3, 67240456), (4, 50430342), (6, 33620228), (8, 25215171), (12, 16810114), (24, 8405057), (47, 4291944), (94, 2145972), (141, 1430648), (188, 1072986), (282, 715324), (376, 536493), (564, 357662), (1128, 178831)]