81506394

素因数分解:

$2^1\times 3^2\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:635

約数の個数: 48

約数和(自身を含む): 180442080

約数和(自身を除く): 98935686

約数列:

[1, 2, 3, 6, 9, 18, 101, 107, 202, 214, 303, 321, 419, 606, 642, 838, 909, 963, 1257, 1818, 1926, 2514, 3771, 7542, 10807, 21614, 32421, 42319, 44833, 64842, 84638, 89666, 97263, 126957, 134499, 194526, 253914, 268998, 380871, 403497, 761742, 806994, 4528133, 9056266, 13584399, 27168798, 40753197, 81506394]

約数ペア:

[(1, 81506394), (2, 40753197), (3, 27168798), (6, 13584399), (9, 9056266), (18, 4528133), (101, 806994), (107, 761742), (202, 403497), (214, 380871), (303, 268998), (321, 253914), (419, 194526), (606, 134499), (642, 126957), (838, 97263), (909, 89666), (963, 84638), (1257, 64842), (1818, 44833), (1926, 42319), (2514, 32421), (3771, 21614), (7542, 10807)]