2013205425

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{49801}}^1$

素因数の和:49839

約数の個数: 72

約数和(自身を含む): 4224006432

約数和(自身を除く): 2210801007

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 49, 55, 75, 77, 105, 147, 165, 175, 231, 245, 275, 385, 525, 539, 735, 825, 1155, 1225, 1617, 1925, 2695, 3675, 5775, 8085, 13475, 40425, 49801, 149403, 249005, 348607, 547811, 747015, 1045821, 1245025, 1643433, 1743035, 2440249, 2739055, 3735075, 3834677, 5229105, 7320747, 8217165, 8715175, 11504031, 12201245, 13695275, 19173385, 26145525, 26842739, 36603735, 41085825, 57520155, 61006225, 80528217, 95866925, 134213695, 183018675, 287600775, 402641085, 671068475, 2013205425]

約数ペア:

[(1, 2013205425), (3, 671068475), (5, 402641085), (7, 287600775), (11, 183018675), (15, 134213695), (21, 95866925), (25, 80528217), (33, 61006225), (35, 57520155), (49, 41085825), (55, 36603735), (75, 26842739), (77, 26145525), (105, 19173385), (147, 13695275), (165, 12201245), (175, 11504031), (231, 8715175), (245, 8217165), (275, 7320747), (385, 5229105), (525, 3834677), (539, 3735075), (735, 2739055), (825, 2440249), (1155, 1743035), (1225, 1643433), (1617, 1245025), (1925, 1045821), (2695, 747015), (3675, 547811), (5775, 348607), (8085, 249005), (13475, 149403), (40425, 49801)]