27715905

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 56985600

約数和(自身を除く): 29269695

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 139, 189, 211, 315, 417, 633, 695, 945, 973, 1055, 1251, 1477, 1899, 2085, 2919, 3165, 3753, 4431, 4865, 5697, 6255, 7385, 8757, 9495, 13293, 14595, 18765, 22155, 26271, 28485, 29329, 39879, 43785, 66465, 87987, 131355, 146645, 199395, 205303, 263961, 439935, 615909, 791883, 1026515, 1319805, 1847727, 3079545, 3959415, 5543181, 9238635, 27715905]

約数ペア:

[(1, 27715905), (3, 9238635), (5, 5543181), (7, 3959415), (9, 3079545), (15, 1847727), (21, 1319805), (27, 1026515), (35, 791883), (45, 615909), (63, 439935), (105, 263961), (135, 205303), (139, 199395), (189, 146645), (211, 131355), (315, 87987), (417, 66465), (633, 43785), (695, 39879), (945, 29329), (973, 28485), (1055, 26271), (1251, 22155), (1477, 18765), (1899, 14595), (2085, 13293), (2919, 9495), (3165, 8757), (3753, 7385), (4431, 6255), (4865, 5697)]