171882172

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1931}}^1$

素因数の和:1987

約数の個数: 72

約数和(自身を含む): 398579328

約数和(自身を除く): 226697156

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 154, 187, 238, 289, 308, 374, 476, 578, 748, 1156, 1309, 1931, 2023, 2618, 3179, 3862, 4046, 5236, 6358, 7724, 8092, 12716, 13517, 21241, 22253, 27034, 32827, 42482, 44506, 54068, 65654, 84964, 89012, 131308, 148687, 229789, 297374, 361097, 459578, 558059, 594748, 722194, 919156, 1116118, 1444388, 2232236, 2527679, 3906413, 5055358, 6138649, 7812826, 10110716, 12277298, 15625652, 24554596, 42970543, 85941086, 171882172]

約数ペア:

[(1, 171882172), (2, 85941086), (4, 42970543), (7, 24554596), (11, 15625652), (14, 12277298), (17, 10110716), (22, 7812826), (28, 6138649), (34, 5055358), (44, 3906413), (68, 2527679), (77, 2232236), (119, 1444388), (154, 1116118), (187, 919156), (238, 722194), (289, 594748), (308, 558059), (374, 459578), (476, 361097), (578, 297374), (748, 229789), (1156, 148687), (1309, 131308), (1931, 89012), (2023, 84964), (2618, 65654), (3179, 54068), (3862, 44506), (4046, 42482), (5236, 32827), (6358, 27034), (7724, 22253), (8092, 21241), (12716, 13517)]