2178792018

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{127549}}^1$

素因数の和:127643

約数の個数: 48

約数和(自身を含む): 5153530200

約数和(自身を除く): 2974738182

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 73, 78, 117, 146, 219, 234, 438, 657, 949, 1314, 1898, 2847, 5694, 8541, 17082, 127549, 255098, 382647, 765294, 1147941, 1658137, 2295882, 3316274, 4974411, 9311077, 9948822, 14923233, 18622154, 27933231, 29846466, 55866462, 83799693, 121044001, 167599386, 242088002, 363132003, 726264006, 1089396009, 2178792018]

約数ペア:

[(1, 2178792018), (2, 1089396009), (3, 726264006), (6, 363132003), (9, 242088002), (13, 167599386), (18, 121044001), (26, 83799693), (39, 55866462), (73, 29846466), (78, 27933231), (117, 18622154), (146, 14923233), (219, 9948822), (234, 9311077), (438, 4974411), (657, 3316274), (949, 2295882), (1314, 1658137), (1898, 1147941), (2847, 765294), (5694, 382647), (8541, 255098), (17082, 127549)]