131236488

素因数分解:

$2^3\times 3^2\times {\mathrm{509}}^1\times {\mathrm{3581}}^1$

素因数の和:4102

約数の個数: 48

約数和(自身を含む): 356229900

約数和(自身を除く): 224993412

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 509, 1018, 1527, 2036, 3054, 3581, 4072, 4581, 6108, 7162, 9162, 10743, 12216, 14324, 18324, 21486, 28648, 32229, 36648, 42972, 64458, 85944, 128916, 257832, 1822729, 3645458, 5468187, 7290916, 10936374, 14581832, 16404561, 21872748, 32809122, 43745496, 65618244, 131236488]

約数ペア:

[(1, 131236488), (2, 65618244), (3, 43745496), (4, 32809122), (6, 21872748), (8, 16404561), (9, 14581832), (12, 10936374), (18, 7290916), (24, 5468187), (36, 3645458), (72, 1822729), (509, 257832), (1018, 128916), (1527, 85944), (2036, 64458), (3054, 42972), (3581, 36648), (4072, 32229), (4581, 28648), (6108, 21486), (7162, 18324), (9162, 14324), (10743, 12216)]