1289928225

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{4513}}^1$

素因数の和:4666

約数の個数: 48

約数和(自身を含む): 2212076672

約数和(自身を除く): 922148447

約数列:

[1, 3, 5, 15, 25, 37, 75, 103, 111, 185, 309, 515, 555, 925, 1545, 2575, 2775, 3811, 4513, 7725, 11433, 13539, 19055, 22565, 57165, 67695, 95275, 112825, 166981, 285825, 338475, 464839, 500943, 834905, 1394517, 2324195, 2504715, 4174525, 6972585, 11620975, 12523575, 17199043, 34862925, 51597129, 85995215, 257985645, 429976075, 1289928225]

約数ペア:

[(1, 1289928225), (3, 429976075), (5, 257985645), (15, 85995215), (25, 51597129), (37, 34862925), (75, 17199043), (103, 12523575), (111, 11620975), (185, 6972585), (309, 4174525), (515, 2504715), (555, 2324195), (925, 1394517), (1545, 834905), (2575, 500943), (2775, 464839), (3811, 338475), (4513, 285825), (7725, 166981), (11433, 112825), (13539, 95275), (19055, 67695), (22565, 57165)]