214929715

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{42943}}^1$

素因数の和:42979

約数の個数: 32

約数和(自身を含む): 346300416

約数和(自身を除く): 131370701

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 5005, 42943, 214715, 300601, 472373, 558259, 1503005, 2361865, 2791295, 3306611, 3907813, 6140849, 16533055, 19539065, 30704245, 42985943, 214929715]

約数ペア:

[(1, 214929715), (5, 42985943), (7, 30704245), (11, 19539065), (13, 16533055), (35, 6140849), (55, 3907813), (65, 3306611), (77, 2791295), (91, 2361865), (143, 1503005), (385, 558259), (455, 472373), (715, 300601), (1001, 214715), (5005, 42943)]