222720615

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{16553}}^1$

素因数の和:16600

約数の個数: 48

約数和(自身を含む): 433847232

約数和(自身を除く): 211126617

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 195, 207, 299, 345, 585, 897, 1035, 1495, 2691, 4485, 13455, 16553, 49659, 82765, 148977, 215189, 248295, 380719, 645567, 744885, 1075945, 1142157, 1903595, 1936701, 3227835, 3426471, 4949347, 5710785, 9683505, 14848041, 17132355, 24746735, 44544123, 74240205, 222720615]

約数ペア:

[(1, 222720615), (3, 74240205), (5, 44544123), (9, 24746735), (13, 17132355), (15, 14848041), (23, 9683505), (39, 5710785), (45, 4949347), (65, 3426471), (69, 3227835), (115, 1936701), (117, 1903595), (195, 1142157), (207, 1075945), (299, 744885), (345, 645567), (585, 380719), (897, 248295), (1035, 215189), (1495, 148977), (2691, 82765), (4485, 49659), (13455, 16553)]