16403946

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 38102400

約数和(自身を除く): 21698454

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 89, 102, 139, 178, 221, 267, 278, 417, 442, 534, 663, 834, 1157, 1326, 1513, 1807, 2314, 2363, 3026, 3471, 3614, 4539, 4726, 5421, 6942, 7089, 9078, 10842, 12371, 14178, 19669, 24742, 30719, 37113, 39338, 59007, 61438, 74226, 92157, 118014, 160823, 184314, 210307, 321646, 420614, 482469, 630921, 964938, 1261842, 2733991, 5467982, 8201973, 16403946]

約数ペア:

[(1, 16403946), (2, 8201973), (3, 5467982), (6, 2733991), (13, 1261842), (17, 964938), (26, 630921), (34, 482469), (39, 420614), (51, 321646), (78, 210307), (89, 184314), (102, 160823), (139, 118014), (178, 92157), (221, 74226), (267, 61438), (278, 59007), (417, 39338), (442, 37113), (534, 30719), (663, 24742), (834, 19669), (1157, 14178), (1326, 12371), (1513, 10842), (1807, 9078), (2314, 7089), (2363, 6942), (3026, 5421), (3471, 4726), (3614, 4539)]