387863398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{38153}}^1$

素因数の和:38208

約数の個数: 32

約数和(自身を含む): 692266176

約数和(自身を除く): 304402778

約数列:

[1, 2, 13, 17, 23, 26, 34, 46, 221, 299, 391, 442, 598, 782, 5083, 10166, 38153, 76306, 495989, 648601, 877519, 991978, 1297202, 1755038, 8431813, 11407747, 14917823, 16863626, 22815494, 29835646, 193931699, 387863398]

約数ペア:

[(1, 387863398), (2, 193931699), (13, 29835646), (17, 22815494), (23, 16863626), (26, 14917823), (34, 11407747), (46, 8431813), (221, 1755038), (299, 1297202), (391, 991978), (442, 877519), (598, 648601), (782, 495989), (5083, 76306), (10166, 38153)]