421837178

素因数分解:

$2^1\times 7^3\times {\mathrm{149}}^1\times {\mathrm{4127}}^1$

素因数の和:4299

約数の個数: 32

約数和(自身を含む): 743040000

約数和(自身を除く): 321202822

約数列:

[1, 2, 7, 14, 49, 98, 149, 298, 343, 686, 1043, 2086, 4127, 7301, 8254, 14602, 28889, 51107, 57778, 102214, 202223, 404446, 614923, 1229846, 1415561, 2831122, 4304461, 8608922, 30131227, 60262454, 210918589, 421837178]

約数ペア:

[(1, 421837178), (2, 210918589), (7, 60262454), (14, 30131227), (49, 8608922), (98, 4304461), (149, 2831122), (298, 1415561), (343, 1229846), (686, 614923), (1043, 404446), (2086, 202223), (4127, 102214), (7301, 57778), (8254, 51107), (14602, 28889)]