813238056

素因数分解:

$2^3\times 3^4\times {\mathrm{1254997}}^1$

素因数の和:1255015

約数の個数: 40

約数和(自身を含む): 2277821370

約数和(自身を除く): 1464583314

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 1254997, 2509994, 3764991, 5019988, 7529982, 10039976, 11294973, 15059964, 22589946, 30119928, 33884919, 45179892, 67769838, 90359784, 101654757, 135539676, 203309514, 271079352, 406619028, 813238056]

約数ペア:

[(1, 813238056), (2, 406619028), (3, 271079352), (4, 203309514), (6, 135539676), (8, 101654757), (9, 90359784), (12, 67769838), (18, 45179892), (24, 33884919), (27, 30119928), (36, 22589946), (54, 15059964), (72, 11294973), (81, 10039976), (108, 7529982), (162, 5019988), (216, 3764991), (324, 2509994), (648, 1254997)]