309080509

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 347719680

約数和(自身を除く): 38639171

約数列:

[1, 23, 31, 41, 97, 109, 713, 943, 1271, 2231, 2507, 3007, 3379, 3977, 4469, 10573, 29233, 69161, 77717, 91471, 102787, 123287, 138539, 243179, 327763, 433493, 2835601, 3186397, 7538549, 9970339, 13438283, 309080509]

約数ペア:

[(1, 309080509), (23, 13438283), (31, 9970339), (41, 7538549), (97, 3186397), (109, 2835601), (713, 433493), (943, 327763), (1271, 243179), (2231, 138539), (2507, 123287), (3007, 102787), (3379, 91471), (3977, 77717), (4469, 69161), (10573, 29233)]