30551745

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 57423168

約数和(自身を除く): 26871423

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 197, 211, 245, 591, 633, 735, 985, 1055, 1379, 1477, 2955, 3165, 4137, 4431, 6895, 7385, 9653, 10339, 20685, 22155, 28959, 31017, 41567, 48265, 51695, 124701, 144795, 155085, 207835, 290969, 623505, 872907, 1454845, 2036783, 4364535, 6110349, 10183915, 30551745]

約数ペア:

[(1, 30551745), (3, 10183915), (5, 6110349), (7, 4364535), (15, 2036783), (21, 1454845), (35, 872907), (49, 623505), (105, 290969), (147, 207835), (197, 155085), (211, 144795), (245, 124701), (591, 51695), (633, 48265), (735, 41567), (985, 31017), (1055, 28959), (1379, 22155), (1477, 20685), (2955, 10339), (3165, 9653), (4137, 7385), (4431, 6895)]