1994447

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:159

約数の個数: 24

約数和(自身を含む): 2604672

約数和(自身を除く): 610225

約数列:

[1, 7, 13, 31, 49, 91, 101, 217, 403, 637, 707, 1313, 1519, 2821, 3131, 4949, 9191, 19747, 21917, 40703, 64337, 153419, 284921, 1994447]

約数ペア:

[(1, 1994447), (7, 284921), (13, 153419), (31, 64337), (49, 40703), (91, 21917), (101, 19747), (217, 9191), (403, 4949), (637, 3131), (707, 2821), (1313, 1519)]