12279225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1231}}^1$

素因数の和:1270

約数の個数: 48

約数和(自身を含む): 24442880

約数和(自身を除く): 12163655

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 285, 399, 475, 525, 665, 1231, 1425, 1995, 3325, 3693, 6155, 8617, 9975, 18465, 23389, 25851, 30775, 43085, 70167, 92325, 116945, 129255, 163723, 215425, 350835, 491169, 584725, 646275, 818615, 1754175, 2455845, 4093075, 12279225]

約数ペア:

[(1, 12279225), (3, 4093075), (5, 2455845), (7, 1754175), (15, 818615), (19, 646275), (21, 584725), (25, 491169), (35, 350835), (57, 215425), (75, 163723), (95, 129255), (105, 116945), (133, 92325), (175, 70167), (285, 43085), (399, 30775), (475, 25851), (525, 23389), (665, 18465), (1231, 9975), (1425, 8617), (1995, 6155), (3325, 3693)]