26981625

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 50798592

約数和(自身を除く): 23816967

約数列:

[1, 3, 5, 11, 15, 25, 31, 33, 55, 75, 93, 125, 155, 165, 211, 275, 341, 375, 465, 633, 775, 825, 1023, 1055, 1375, 1705, 2321, 2325, 3165, 3875, 4125, 5115, 5275, 6541, 6963, 8525, 11605, 11625, 15825, 19623, 25575, 26375, 32705, 34815, 42625, 58025, 71951, 79125, 98115, 127875, 163525, 174075, 215853, 290125, 359755, 490575, 817625, 870375, 1079265, 1798775, 2452875, 5396325, 8993875, 26981625]

約数ペア:

[(1, 26981625), (3, 8993875), (5, 5396325), (11, 2452875), (15, 1798775), (25, 1079265), (31, 870375), (33, 817625), (55, 490575), (75, 359755), (93, 290125), (125, 215853), (155, 174075), (165, 163525), (211, 127875), (275, 98115), (341, 79125), (375, 71951), (465, 58025), (633, 42625), (775, 34815), (825, 32705), (1023, 26375), (1055, 25575), (1375, 19623), (1705, 15825), (2321, 11625), (2325, 11605), (3165, 8525), (3875, 6963), (4125, 6541), (5115, 5275)]