219915129

素因数分解:

$3^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{27631}}^1$

素因数の和:28020

約数の個数: 16

約数和(自身を含む): 336005120

約数和(自身を除く): 116089991

約数列:

[1, 3, 7, 21, 379, 1137, 2653, 7959, 27631, 82893, 193417, 580251, 10472149, 31416447, 73305043, 219915129]

約数ペア:

[(1, 219915129), (3, 73305043), (7, 31416447), (21, 10472149), (379, 580251), (1137, 193417), (2653, 82893), (7959, 27631)]