51868755

素因数分解:

$3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1439}}^1$

素因数の和:1545

約数の個数: 40

約数和(自身を含む): 94089600

約数和(自身を除く): 42220845

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 89, 135, 267, 405, 445, 801, 1335, 1439, 2403, 4005, 4317, 7195, 7209, 12015, 12951, 21585, 36045, 38853, 64755, 116559, 128071, 194265, 384213, 582795, 640355, 1152639, 1921065, 3457917, 5763195, 10373751, 17289585, 51868755]

約数ペア:

[(1, 51868755), (3, 17289585), (5, 10373751), (9, 5763195), (15, 3457917), (27, 1921065), (45, 1152639), (81, 640355), (89, 582795), (135, 384213), (267, 194265), (405, 128071), (445, 116559), (801, 64755), (1335, 38853), (1439, 36045), (2403, 21585), (4005, 12951), (4317, 12015), (7195, 7209)]