428778972

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{12043}}^1$

素因数の和:12119

約数の個数: 72

約数和(自身を含む): 1157380224

約数和(自身を除く): 728601252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 43, 46, 69, 86, 92, 129, 138, 172, 207, 258, 276, 387, 414, 516, 774, 828, 989, 1548, 1978, 2967, 3956, 5934, 8901, 11868, 12043, 17802, 24086, 35604, 36129, 48172, 72258, 108387, 144516, 216774, 276989, 433548, 517849, 553978, 830967, 1035698, 1107956, 1553547, 1661934, 2071396, 2492901, 3107094, 3323868, 4660641, 4985802, 6214188, 9321282, 9971604, 11910527, 18642564, 23821054, 35731581, 47642108, 71463162, 107194743, 142926324, 214389486, 428778972]

約数ペア:

[(1, 428778972), (2, 214389486), (3, 142926324), (4, 107194743), (6, 71463162), (9, 47642108), (12, 35731581), (18, 23821054), (23, 18642564), (36, 11910527), (43, 9971604), (46, 9321282), (69, 6214188), (86, 4985802), (92, 4660641), (129, 3323868), (138, 3107094), (172, 2492901), (207, 2071396), (258, 1661934), (276, 1553547), (387, 1107956), (414, 1035698), (516, 830967), (774, 553978), (828, 517849), (989, 433548), (1548, 276989), (1978, 216774), (2967, 144516), (3956, 108387), (5934, 72258), (8901, 48172), (11868, 36129), (12043, 35604), (17802, 24086)]