31020246

素因数分解:

$2^1\times 3^4\times {\mathrm{419}}^1\times {\mathrm{457}}^1$

素因数の和:890

約数の個数: 40

約数和(自身を含む): 69826680

約数和(自身を除く): 38806434

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 419, 457, 838, 914, 1257, 1371, 2514, 2742, 3771, 4113, 7542, 8226, 11313, 12339, 22626, 24678, 33939, 37017, 67878, 74034, 191483, 382966, 574449, 1148898, 1723347, 3446694, 5170041, 10340082, 15510123, 31020246]

約数ペア:

[(1, 31020246), (2, 15510123), (3, 10340082), (6, 5170041), (9, 3446694), (18, 1723347), (27, 1148898), (54, 574449), (81, 382966), (162, 191483), (419, 74034), (457, 67878), (838, 37017), (914, 33939), (1257, 24678), (1371, 22626), (2514, 12339), (2742, 11313), (3771, 8226), (4113, 7542)]