245552874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{283}}^2$

素因数の和:651

約数の個数: 48

約数和(自身を含む): 570969792

約数和(自身を除く): 325416918

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 146, 219, 283, 438, 511, 566, 849, 1022, 1533, 1698, 1981, 3066, 3962, 5943, 11886, 20659, 41318, 61977, 80089, 123954, 144613, 160178, 240267, 289226, 433839, 480534, 560623, 867678, 1121246, 1681869, 3363738, 5846497, 11692994, 17539491, 35078982, 40925479, 81850958, 122776437, 245552874]

約数ペア:

[(1, 245552874), (2, 122776437), (3, 81850958), (6, 40925479), (7, 35078982), (14, 17539491), (21, 11692994), (42, 5846497), (73, 3363738), (146, 1681869), (219, 1121246), (283, 867678), (438, 560623), (511, 480534), (566, 433839), (849, 289226), (1022, 240267), (1533, 160178), (1698, 144613), (1981, 123954), (3066, 80089), (3962, 61977), (5943, 41318), (11886, 20659)]