209214330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{536447}}^1$

素因数の和:536470

約数の個数: 32

約数和(自身を含む): 540739584

約数和(自身を除く): 331525254

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 536447, 1072894, 1609341, 2682235, 3218682, 5364470, 6973811, 8046705, 13947622, 16093410, 20921433, 34869055, 41842866, 69738110, 104607165, 209214330]

約数ペア:

[(1, 209214330), (2, 104607165), (3, 69738110), (5, 41842866), (6, 34869055), (10, 20921433), (13, 16093410), (15, 13947622), (26, 8046705), (30, 6973811), (39, 5364470), (65, 3218682), (78, 2682235), (130, 1609341), (195, 1072894), (390, 536447)]