328904835

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{21023}}^1$

素因数の和:21187

約数の個数: 32

約数和(自身を含む): 605491200

約数和(自身を除く): 276586365

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 149, 447, 745, 1043, 2235, 3129, 5215, 15645, 21023, 63069, 105115, 147161, 315345, 441483, 735805, 2207415, 3132427, 9397281, 15662135, 21926989, 46986405, 65780967, 109634945, 328904835]

約数ペア:

[(1, 328904835), (3, 109634945), (5, 65780967), (7, 46986405), (15, 21926989), (21, 15662135), (35, 9397281), (105, 3132427), (149, 2207415), (447, 735805), (745, 441483), (1043, 315345), (2235, 147161), (3129, 105115), (5215, 63069), (15645, 21023)]