305440254

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{21839}}^1$

素因数の和:21894

約数の個数: 64

約数和(自身を含む): 796723200

約数和(自身を除く): 491282946

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 42, 54, 63, 74, 111, 126, 189, 222, 259, 333, 378, 518, 666, 777, 999, 1554, 1998, 2331, 4662, 6993, 13986, 21839, 43678, 65517, 131034, 152873, 196551, 305746, 393102, 458619, 589653, 808043, 917238, 1179306, 1375857, 1616086, 2424129, 2751714, 4127571, 4848258, 5656301, 7272387, 8255142, 11312602, 14544774, 16968903, 21817161, 33937806, 43634322, 50906709, 101813418, 152720127, 305440254]

約数ペア:

[(1, 305440254), (2, 152720127), (3, 101813418), (6, 50906709), (7, 43634322), (9, 33937806), (14, 21817161), (18, 16968903), (21, 14544774), (27, 11312602), (37, 8255142), (42, 7272387), (54, 5656301), (63, 4848258), (74, 4127571), (111, 2751714), (126, 2424129), (189, 1616086), (222, 1375857), (259, 1179306), (333, 917238), (378, 808043), (518, 589653), (666, 458619), (777, 393102), (999, 305746), (1554, 196551), (1998, 152873), (2331, 131034), (4662, 65517), (6993, 43678), (13986, 21839)]