28517874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3631}}^1$

素因数の和:3671

約数の個数: 64

約数和(自身を含む): 75313152

約数和(自身を除く): 46795278

約数列:

[1, 2, 3, 6, 7, 11, 14, 17, 21, 22, 33, 34, 42, 51, 66, 77, 102, 119, 154, 187, 231, 238, 357, 374, 462, 561, 714, 1122, 1309, 2618, 3631, 3927, 7262, 7854, 10893, 21786, 25417, 39941, 50834, 61727, 76251, 79882, 119823, 123454, 152502, 185181, 239646, 279587, 370362, 432089, 559174, 678997, 838761, 864178, 1296267, 1357994, 1677522, 2036991, 2592534, 4073982, 4752979, 9505958, 14258937, 28517874]

約数ペア:

[(1, 28517874), (2, 14258937), (3, 9505958), (6, 4752979), (7, 4073982), (11, 2592534), (14, 2036991), (17, 1677522), (21, 1357994), (22, 1296267), (33, 864178), (34, 838761), (42, 678997), (51, 559174), (66, 432089), (77, 370362), (102, 279587), (119, 239646), (154, 185181), (187, 152502), (231, 123454), (238, 119823), (357, 79882), (374, 76251), (462, 61727), (561, 50834), (714, 39941), (1122, 25417), (1309, 21786), (2618, 10893), (3631, 7854), (3927, 7262)]