665048878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{7127}}^1$

素因数の和:7276

約数の個数: 32

約数和(自身を含む): 1114876224

約数和(自身を除く): 449827346

約数列:

[1, 2, 13, 26, 37, 74, 97, 194, 481, 962, 1261, 2522, 3589, 7127, 7178, 14254, 46657, 92651, 93314, 185302, 263699, 527398, 691319, 1382638, 3428087, 6856174, 8987147, 17974294, 25578803, 51157606, 332524439, 665048878]

約数ペア:

[(1, 665048878), (2, 332524439), (13, 51157606), (26, 25578803), (37, 17974294), (74, 8987147), (97, 6856174), (194, 3428087), (481, 1382638), (962, 691319), (1261, 527398), (2522, 263699), (3589, 185302), (7127, 93314), (7178, 92651), (14254, 46657)]