28617911

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:483

約数の個数: 24

約数和(自身を含む): 35349120

約数和(自身を除く): 6731209

約数列:

[1, 7, 23, 49, 67, 161, 379, 469, 1127, 1541, 2653, 3283, 8717, 10787, 18571, 25393, 61019, 75509, 177751, 427133, 584039, 1244257, 4088273, 28617911]

約数ペア:

[(1, 28617911), (7, 4088273), (23, 1244257), (49, 584039), (67, 427133), (161, 177751), (379, 75509), (469, 61019), (1127, 25393), (1541, 18571), (2653, 10787), (3283, 8717)]