208482015

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{9781}}^1$

素因数の和:9832

約数の個数: 48

約数和(自身を含む): 401453280

約数和(自身を除く): 192971265

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 49, 87, 105, 145, 147, 203, 245, 435, 609, 735, 1015, 1421, 3045, 4263, 7105, 9781, 21315, 29343, 48905, 68467, 146715, 205401, 283649, 342335, 479269, 850947, 1027005, 1418245, 1437807, 1985543, 2396345, 4254735, 5956629, 7189035, 9927715, 13898801, 29783145, 41696403, 69494005, 208482015]

約数ペア:

[(1, 208482015), (3, 69494005), (5, 41696403), (7, 29783145), (15, 13898801), (21, 9927715), (29, 7189035), (35, 5956629), (49, 4254735), (87, 2396345), (105, 1985543), (145, 1437807), (147, 1418245), (203, 1027005), (245, 850947), (435, 479269), (609, 342335), (735, 283649), (1015, 205401), (1421, 146715), (3045, 68467), (4263, 48905), (7105, 29343), (9781, 21315)]