12788775

素因数分解:

$3^2\times 5^2\times {\mathrm{113}}^1\times {\mathrm{503}}^1$

素因数の和:632

約数の個数: 36

約数和(自身を含む): 23154768

約数和(自身を除く): 10365993

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 113, 225, 339, 503, 565, 1017, 1509, 1695, 2515, 2825, 4527, 5085, 7545, 8475, 12575, 22635, 25425, 37725, 56839, 113175, 170517, 284195, 511551, 852585, 1420975, 2557755, 4262925, 12788775]

約数ペア:

[(1, 12788775), (3, 4262925), (5, 2557755), (9, 1420975), (15, 852585), (25, 511551), (45, 284195), (75, 170517), (113, 113175), (225, 56839), (339, 37725), (503, 25425), (565, 22635), (1017, 12575), (1509, 8475), (1695, 7545), (2515, 5085), (2825, 4527)]