2013151935

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{9907}}^1$

素因数の和:9988

約数の個数: 64

約数和(自身を含む): 3652485120

約数和(自身を除く): 1639333185

約数列:

[1, 3, 5, 15, 19, 23, 31, 57, 69, 93, 95, 115, 155, 285, 345, 437, 465, 589, 713, 1311, 1767, 2139, 2185, 2945, 3565, 6555, 8835, 9907, 10695, 13547, 29721, 40641, 49535, 67735, 148605, 188233, 203205, 227861, 307117, 564699, 683583, 921351, 941165, 1139305, 1535585, 2823495, 3417915, 4329359, 4606755, 5835223, 7063691, 12988077, 17505669, 21191073, 21646795, 29176115, 35318455, 64940385, 87528345, 105955365, 134210129, 402630387, 671050645, 2013151935]

約数ペア:

[(1, 2013151935), (3, 671050645), (5, 402630387), (15, 134210129), (19, 105955365), (23, 87528345), (31, 64940385), (57, 35318455), (69, 29176115), (93, 21646795), (95, 21191073), (115, 17505669), (155, 12988077), (285, 7063691), (345, 5835223), (437, 4606755), (465, 4329359), (589, 3417915), (713, 2823495), (1311, 1535585), (1767, 1139305), (2139, 941165), (2185, 921351), (2945, 683583), (3565, 564699), (6555, 307117), (8835, 227861), (9907, 203205), (10695, 188233), (13547, 148605), (29721, 67735), (40641, 49535)]