813238426

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{1013}}^1$

素因数の和:1447

約数の個数: 64

約数和(自身を含む): 1643556096

約数和(自身を除く): 830317670

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 401, 802, 1001, 1013, 2002, 2026, 2807, 4411, 5213, 5614, 7091, 8822, 10426, 11143, 13169, 14182, 22286, 26338, 30877, 36491, 57343, 61754, 72982, 78001, 92183, 114686, 144859, 156002, 184366, 289718, 401401, 406213, 802802, 812426, 1014013, 2028026, 2843491, 4468343, 5280769, 5686982, 8936686, 10561538, 31278401, 36965383, 58088459, 62556802, 73930766, 116176918, 406619213, 813238426]

約数ペア:

[(1, 813238426), (2, 406619213), (7, 116176918), (11, 73930766), (13, 62556802), (14, 58088459), (22, 36965383), (26, 31278401), (77, 10561538), (91, 8936686), (143, 5686982), (154, 5280769), (182, 4468343), (286, 2843491), (401, 2028026), (802, 1014013), (1001, 812426), (1013, 802802), (2002, 406213), (2026, 401401), (2807, 289718), (4411, 184366), (5213, 156002), (5614, 144859), (7091, 114686), (8822, 92183), (10426, 78001), (11143, 72982), (13169, 61754), (14182, 57343), (22286, 36491), (26338, 30877)]