288575259

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 467308800

約数和(自身を除く): 178733541

約数列:

[1, 3, 7, 21, 29, 49, 87, 139, 147, 203, 417, 487, 609, 973, 1421, 1461, 2919, 3409, 4031, 4263, 6811, 10227, 12093, 14123, 20433, 23863, 28217, 42369, 67693, 71589, 84651, 98861, 197519, 203079, 296583, 473851, 592557, 692027, 1421553, 1963097, 2076081, 3316957, 5889291, 9950871, 13741679, 41225037, 96191753, 288575259]

約数ペア:

[(1, 288575259), (3, 96191753), (7, 41225037), (21, 13741679), (29, 9950871), (49, 5889291), (87, 3316957), (139, 2076081), (147, 1963097), (203, 1421553), (417, 692027), (487, 592557), (609, 473851), (973, 296583), (1421, 203079), (1461, 197519), (2919, 98861), (3409, 84651), (4031, 71589), (4263, 67693), (6811, 42369), (10227, 28217), (12093, 23863), (14123, 20433)]