15816906

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:328

約数の個数: 72

約数和(自身を含む): 40547520

約数和(自身を除く): 24730614

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 79, 98, 126, 147, 158, 227, 237, 294, 441, 454, 474, 553, 681, 711, 882, 1106, 1362, 1422, 1589, 1659, 2043, 3178, 3318, 3871, 4086, 4767, 4977, 7742, 9534, 9954, 11123, 11613, 14301, 17933, 22246, 23226, 28602, 33369, 34839, 35866, 53799, 66738, 69678, 100107, 107598, 125531, 161397, 200214, 251062, 322794, 376593, 753186, 878717, 1129779, 1757434, 2259558, 2636151, 5272302, 7908453, 15816906]

約数ペア:

[(1, 15816906), (2, 7908453), (3, 5272302), (6, 2636151), (7, 2259558), (9, 1757434), (14, 1129779), (18, 878717), (21, 753186), (42, 376593), (49, 322794), (63, 251062), (79, 200214), (98, 161397), (126, 125531), (147, 107598), (158, 100107), (227, 69678), (237, 66738), (294, 53799), (441, 35866), (454, 34839), (474, 33369), (553, 28602), (681, 23226), (711, 22246), (882, 17933), (1106, 14301), (1362, 11613), (1422, 11123), (1589, 9954), (1659, 9534), (2043, 7742), (3178, 4977), (3318, 4767), (3871, 4086)]