28361844

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{467}}^1$

素因数の和:725

約数の個数: 72

約数和(自身を含む): 82450368

約数和(自身を除く): 54088524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 241, 252, 467, 482, 723, 934, 964, 1401, 1446, 1687, 1868, 2169, 2802, 2892, 3269, 3374, 4203, 4338, 5061, 5604, 6538, 6748, 8406, 8676, 9807, 10122, 13076, 15183, 16812, 19614, 20244, 29421, 30366, 39228, 58842, 60732, 112547, 117684, 225094, 337641, 450188, 675282, 787829, 1012923, 1350564, 1575658, 2025846, 2363487, 3151316, 4051692, 4726974, 7090461, 9453948, 14180922, 28361844]

約数ペア:

[(1, 28361844), (2, 14180922), (3, 9453948), (4, 7090461), (6, 4726974), (7, 4051692), (9, 3151316), (12, 2363487), (14, 2025846), (18, 1575658), (21, 1350564), (28, 1012923), (36, 787829), (42, 675282), (63, 450188), (84, 337641), (126, 225094), (241, 117684), (252, 112547), (467, 60732), (482, 58842), (723, 39228), (934, 30366), (964, 29421), (1401, 20244), (1446, 19614), (1687, 16812), (1868, 15183), (2169, 13076), (2802, 10122), (2892, 9807), (3269, 8676), (3374, 8406), (4203, 6748), (4338, 6538), (5061, 5604)]