947207751

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{17807}}^1$

素因数の和:17983

約数の個数: 32

約数和(自身を含む): 1538611200

約数和(自身を除く): 591403449

約数列:

[1, 3, 7, 17, 21, 51, 119, 149, 357, 447, 1043, 2533, 3129, 7599, 17731, 17807, 53193, 53421, 124649, 302719, 373947, 908157, 2119033, 2653243, 6357099, 7959729, 18572701, 45105131, 55718103, 135315393, 315735917, 947207751]

約数ペア:

[(1, 947207751), (3, 315735917), (7, 135315393), (17, 55718103), (21, 45105131), (51, 18572701), (119, 7959729), (149, 6357099), (357, 2653243), (447, 2119033), (1043, 908157), (2533, 373947), (3129, 302719), (7599, 124649), (17731, 53421), (17807, 53193)]