245791443

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{283}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 347616000

約数和(自身を除く): 101824557

約数列:

[1, 3, 29, 67, 87, 149, 201, 283, 447, 849, 1943, 4321, 5829, 8207, 9983, 12963, 18961, 24621, 29949, 42167, 56883, 126501, 289507, 549869, 868521, 1222843, 1649607, 2825189, 3668529, 8475567, 81930481, 245791443]

約数ペア:

[(1, 245791443), (3, 81930481), (29, 8475567), (67, 3668529), (87, 2825189), (149, 1649607), (201, 1222843), (283, 868521), (447, 549869), (849, 289507), (1943, 126501), (4321, 56883), (5829, 42167), (8207, 29949), (9983, 24621), (12963, 18961)]