210947355

素因数分解:

$3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 385257600

約数和(自身を除く): 174310245

約数列:

[1, 3, 5, 9, 15, 27, 45, 89, 97, 135, 181, 267, 291, 445, 485, 543, 801, 873, 905, 1335, 1455, 1629, 2403, 2619, 2715, 4005, 4365, 4887, 8145, 8633, 12015, 13095, 16109, 17557, 24435, 25899, 43165, 48327, 52671, 77697, 80545, 87785, 129495, 144981, 158013, 233091, 241635, 263355, 388485, 434943, 474039, 724905, 790065, 1165455, 1562573, 2174715, 2370195, 4687719, 7812865, 14063157, 23438595, 42189471, 70315785, 210947355]

約数ペア:

[(1, 210947355), (3, 70315785), (5, 42189471), (9, 23438595), (15, 14063157), (27, 7812865), (45, 4687719), (89, 2370195), (97, 2174715), (135, 1562573), (181, 1165455), (267, 790065), (291, 724905), (445, 474039), (485, 434943), (543, 388485), (801, 263355), (873, 241635), (905, 233091), (1335, 158013), (1455, 144981), (1629, 129495), (2403, 87785), (2619, 80545), (2715, 77697), (4005, 52671), (4365, 48327), (4887, 43165), (8145, 25899), (8633, 24435), (12015, 17557), (13095, 16109)]