215570524

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{421}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 418522720

約数和(自身を除く): 202952196

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 229, 421, 458, 559, 842, 916, 1118, 1684, 2236, 2977, 5473, 5954, 9847, 10946, 11908, 18103, 19694, 21892, 36206, 39388, 72412, 96409, 128011, 192818, 235339, 256022, 385636, 470678, 512044, 941356, 1253317, 2506634, 4145587, 5013268, 8291174, 16582348, 53892631, 107785262, 215570524]

約数ペア:

[(1, 215570524), (2, 107785262), (4, 53892631), (13, 16582348), (26, 8291174), (43, 5013268), (52, 4145587), (86, 2506634), (172, 1253317), (229, 941356), (421, 512044), (458, 470678), (559, 385636), (842, 256022), (916, 235339), (1118, 192818), (1684, 128011), (2236, 96409), (2977, 72412), (5473, 39388), (5954, 36206), (9847, 21892), (10946, 19694), (11908, 18103)]