12225975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 21998592

約数和(自身を除く): 9772617

約数列:

[1, 3, 5, 15, 17, 25, 43, 51, 75, 85, 129, 215, 223, 255, 425, 645, 669, 731, 1075, 1115, 1275, 2193, 3225, 3345, 3655, 3791, 5575, 9589, 10965, 11373, 16725, 18275, 18955, 28767, 47945, 54825, 56865, 94775, 143835, 163013, 239725, 284325, 489039, 719175, 815065, 2445195, 4075325, 12225975]

約数ペア:

[(1, 12225975), (3, 4075325), (5, 2445195), (15, 815065), (17, 719175), (25, 489039), (43, 284325), (51, 239725), (75, 163013), (85, 143835), (129, 94775), (215, 56865), (223, 54825), (255, 47945), (425, 28767), (645, 18955), (669, 18275), (731, 16725), (1075, 11373), (1115, 10965), (1275, 9589), (2193, 5575), (3225, 3791), (3345, 3655)]