521196416

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{313219}}^1$

素因数の和:313246

約数の個数: 32

約数和(自身を含む): 1118195400

約数和(自身を除く): 596998984

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 313219, 626438, 1252876, 2505752, 4071847, 5011504, 8143694, 10023008, 16287388, 20046016, 32574776, 40092032, 65149552, 130299104, 260598208, 521196416]

約数ペア:

[(1, 521196416), (2, 260598208), (4, 130299104), (8, 65149552), (13, 40092032), (16, 32574776), (26, 20046016), (32, 16287388), (52, 10023008), (64, 8143694), (104, 5011504), (128, 4071847), (208, 2505752), (416, 1252876), (832, 626438), (1664, 313219)]