210317541

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1\times {\mathrm{1229}}^1$

素因数の和:1549

約数の個数: 32

約数和(自身を含む): 332985600

約数和(自身を除く): 122668059

約数列:

[1, 3, 7, 21, 29, 87, 203, 281, 609, 843, 1229, 1967, 3687, 5901, 8149, 8603, 24447, 25809, 35641, 57043, 106923, 171129, 249487, 345349, 748461, 1036047, 2417443, 7252329, 10015121, 30045363, 70105847, 210317541]

約数ペア:

[(1, 210317541), (3, 70105847), (7, 30045363), (21, 10015121), (29, 7252329), (87, 2417443), (203, 1036047), (281, 748461), (609, 345349), (843, 249487), (1229, 171129), (1967, 106923), (3687, 57043), (5901, 35641), (8149, 25809), (8603, 24447)]