30403919

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 39795840

約数和(自身を除く): 9391921

約数列:

[1, 7, 13, 29, 41, 91, 203, 281, 287, 377, 533, 1189, 1967, 2639, 3653, 3731, 8149, 8323, 11521, 15457, 25571, 57043, 80647, 105937, 108199, 149773, 334109, 741559, 1048411, 2338763, 4343417, 30403919]

約数ペア:

[(1, 30403919), (7, 4343417), (13, 2338763), (29, 1048411), (41, 741559), (91, 334109), (203, 149773), (281, 108199), (287, 105937), (377, 80647), (533, 57043), (1189, 25571), (1967, 15457), (2639, 11521), (3653, 8323), (3731, 8149)]