215569215

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:573

約数の個数: 64

約数和(自身を含む): 398361600

約数和(自身を除く): 182792385

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 103, 111, 135, 185, 309, 333, 419, 515, 555, 927, 999, 1257, 1545, 1665, 2095, 2781, 3771, 3811, 4635, 4995, 6285, 11313, 11433, 13905, 15503, 18855, 19055, 34299, 43157, 46509, 56565, 57165, 77515, 102897, 129471, 139527, 171495, 215785, 232545, 388413, 418581, 514485, 647355, 697635, 1165239, 1596809, 1942065, 2092905, 4790427, 5826195, 7984045, 14371281, 23952135, 43113843, 71856405, 215569215]

約数ペア:

[(1, 215569215), (3, 71856405), (5, 43113843), (9, 23952135), (15, 14371281), (27, 7984045), (37, 5826195), (45, 4790427), (103, 2092905), (111, 1942065), (135, 1596809), (185, 1165239), (309, 697635), (333, 647355), (419, 514485), (515, 418581), (555, 388413), (927, 232545), (999, 215785), (1257, 171495), (1545, 139527), (1665, 129471), (2095, 102897), (2781, 77515), (3771, 57165), (3811, 56565), (4635, 46509), (4995, 43157), (6285, 34299), (11313, 19055), (11433, 18855), (13905, 15503)]