268390633

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 325721088

約数和(自身を除く): 57330455

約数列:

[1, 7, 41, 47, 101, 197, 287, 329, 707, 1379, 1927, 4141, 4747, 8077, 9259, 13489, 19897, 28987, 33229, 56539, 64813, 139279, 194627, 379619, 815777, 935159, 1362389, 2657333, 5710439, 6546113, 38341519, 268390633]

約数ペア:

[(1, 268390633), (7, 38341519), (41, 6546113), (47, 5710439), (101, 2657333), (197, 1362389), (287, 935159), (329, 815777), (707, 379619), (1379, 194627), (1927, 139279), (4141, 64813), (4747, 56539), (8077, 33229), (9259, 28987), (13489, 19897)]