204534715

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{27961}}^1$

素因数の和:28003

約数の個数: 32

約数和(自身を含む): 322122240

約数和(自身を除く): 117587525

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 385, 665, 1045, 1463, 7315, 27961, 139805, 195727, 307571, 531259, 978635, 1537855, 2152997, 2656295, 3718813, 5843849, 10764985, 18594065, 29219245, 40906943, 204534715]

約数ペア:

[(1, 204534715), (5, 40906943), (7, 29219245), (11, 18594065), (19, 10764985), (35, 5843849), (55, 3718813), (77, 2656295), (95, 2152997), (133, 1537855), (209, 978635), (385, 531259), (665, 307571), (1045, 195727), (1463, 139805), (7315, 27961)]