199901937

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 280756224

約数和(自身を除く): 80854287

約数列:

[1, 3, 41, 67, 123, 127, 191, 201, 381, 573, 2747, 5207, 7831, 8241, 8509, 12797, 15621, 23493, 24257, 25527, 38391, 72771, 348869, 524677, 994537, 1046607, 1574031, 1625219, 2983611, 4875657, 66633979, 199901937]

約数ペア:

[(1, 199901937), (3, 66633979), (41, 4875657), (67, 2983611), (123, 1625219), (127, 1574031), (191, 1046607), (201, 994537), (381, 524677), (573, 348869), (2747, 72771), (5207, 38391), (7831, 25527), (8241, 24257), (8509, 23493), (12797, 15621)]