213473012

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 405155520

約数和(自身を除く): 191682508

約数列:

[1, 2, 4, 17, 34, 68, 83, 109, 166, 218, 332, 347, 436, 694, 1388, 1411, 1853, 2822, 3706, 5644, 5899, 7412, 9047, 11798, 18094, 23596, 28801, 36188, 37823, 57602, 75646, 115204, 151292, 153799, 307598, 489617, 615196, 642991, 979234, 1285982, 1958468, 2571964, 3139309, 6278618, 12557236, 53368253, 106736506, 213473012]

約数ペア:

[(1, 213473012), (2, 106736506), (4, 53368253), (17, 12557236), (34, 6278618), (68, 3139309), (83, 2571964), (109, 1958468), (166, 1285982), (218, 979234), (332, 642991), (347, 615196), (436, 489617), (694, 307598), (1388, 153799), (1411, 151292), (1853, 115204), (2822, 75646), (3706, 57602), (5644, 37823), (5899, 36188), (7412, 28801), (9047, 23596), (11798, 18094)]