388523902

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{661}}^1$

素因数の和:773

約数の個数: 48

約数和(自身を含む): 662910912

約数和(自身を除く): 274387010

約数列:

[1, 2, 13, 26, 37, 47, 74, 94, 169, 338, 481, 611, 661, 962, 1222, 1322, 1739, 3478, 6253, 7943, 8593, 12506, 15886, 17186, 22607, 24457, 31067, 45214, 48914, 62134, 111709, 223418, 293891, 317941, 403871, 587782, 635882, 807742, 1149479, 2298958, 4133233, 5250323, 8266466, 10500646, 14943227, 29886454, 194261951, 388523902]

約数ペア:

[(1, 388523902), (2, 194261951), (13, 29886454), (26, 14943227), (37, 10500646), (47, 8266466), (74, 5250323), (94, 4133233), (169, 2298958), (338, 1149479), (481, 807742), (611, 635882), (661, 587782), (962, 403871), (1222, 317941), (1322, 293891), (1739, 223418), (3478, 111709), (6253, 62134), (7943, 48914), (8593, 45214), (12506, 31067), (15886, 24457), (17186, 22607)]