215460412

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^2$

素因数の和:546

約数の個数: 36

約数和(自身を含む): 404739216

約数和(自身を除く): 189278804

約数列:

[1, 2, 4, 23, 41, 46, 82, 92, 164, 239, 478, 943, 956, 1886, 3772, 5497, 9799, 10994, 19598, 21988, 39196, 57121, 114242, 225377, 228484, 450754, 901508, 1313783, 2341961, 2627566, 4683922, 5255132, 9367844, 53865103, 107730206, 215460412]

約数ペア:

[(1, 215460412), (2, 107730206), (4, 53865103), (23, 9367844), (41, 5255132), (46, 4683922), (82, 2627566), (92, 2341961), (164, 1313783), (239, 901508), (478, 450754), (943, 228484), (956, 225377), (1886, 114242), (3772, 57121), (5497, 39196), (9799, 21988), (10994, 19598)]