305978790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{784561}}^1$

素因数の和:784584

約数の個数: 32

約数和(自身を含む): 790838496

約数和(自身を除く): 484859706

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 784561, 1569122, 2353683, 3922805, 4707366, 7845610, 10199293, 11768415, 20398586, 23536830, 30597879, 50996465, 61195758, 101992930, 152989395, 305978790]

約数ペア:

[(1, 305978790), (2, 152989395), (3, 101992930), (5, 61195758), (6, 50996465), (10, 30597879), (13, 23536830), (15, 20398586), (26, 11768415), (30, 10199293), (39, 7845610), (65, 4707366), (78, 3922805), (130, 2353683), (195, 1569122), (390, 784561)]