213909486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8647}}^1$

素因数の和:8709

約数の個数: 64

約数和(自身を含む): 531333120

約数和(自身を除く): 317423634

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 31, 38, 42, 57, 62, 93, 114, 133, 186, 217, 266, 399, 434, 589, 651, 798, 1178, 1302, 1767, 3534, 4123, 8246, 8647, 12369, 17294, 24738, 25941, 51882, 60529, 121058, 164293, 181587, 268057, 328586, 363174, 492879, 536114, 804171, 985758, 1150051, 1608342, 1876399, 2300102, 3450153, 3752798, 5093083, 5629197, 6900306, 10186166, 11258394, 15279249, 30558498, 35651581, 71303162, 106954743, 213909486]

約数ペア:

[(1, 213909486), (2, 106954743), (3, 71303162), (6, 35651581), (7, 30558498), (14, 15279249), (19, 11258394), (21, 10186166), (31, 6900306), (38, 5629197), (42, 5093083), (57, 3752798), (62, 3450153), (93, 2300102), (114, 1876399), (133, 1608342), (186, 1150051), (217, 985758), (266, 804171), (399, 536114), (434, 492879), (589, 363174), (651, 328586), (798, 268057), (1178, 181587), (1302, 164293), (1767, 121058), (3534, 60529), (4123, 51882), (8246, 25941), (8647, 24738), (12369, 17294)]