520018274916

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{687854861}}^1$

素因数の和:687854881

約数の個数: 48

約数和(自身を含む): 1540794890880

約数和(自身を除く): 1020776615964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 687854861, 1375709722, 2063564583, 2751419444, 4127129166, 4814984027, 6190693749, 8254258332, 9629968054, 12381387498, 14444952081, 18572081247, 19259936108, 24762774996, 28889904162, 37144162494, 43334856243, 57779808324, 74288324988, 86669712486, 130004568729, 173339424972, 260009137458, 520018274916]

約数ペア:

[(1, 520018274916), (2, 260009137458), (3, 173339424972), (4, 130004568729), (6, 86669712486), (7, 74288324988), (9, 57779808324), (12, 43334856243), (14, 37144162494), (18, 28889904162), (21, 24762774996), (27, 19259936108), (28, 18572081247), (36, 14444952081), (42, 12381387498), (54, 9629968054), (63, 8254258332), (84, 6190693749), (108, 4814984027), (126, 4127129166), (189, 2751419444), (252, 2063564583), (378, 1375709722), (756, 687854861)]