28265118

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1277}}^1$

素因数の和:1337

約数の個数: 64

約数和(自身を含む): 70668288

約数和(自身を除く): 42403170

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 31, 34, 42, 51, 62, 93, 102, 119, 186, 217, 238, 357, 434, 527, 651, 714, 1054, 1277, 1302, 1581, 2554, 3162, 3689, 3831, 7378, 7662, 8939, 11067, 17878, 21709, 22134, 26817, 39587, 43418, 53634, 65127, 79174, 118761, 130254, 151963, 237522, 277109, 303926, 455889, 554218, 672979, 831327, 911778, 1345958, 1662654, 2018937, 4037874, 4710853, 9421706, 14132559, 28265118]

約数ペア:

[(1, 28265118), (2, 14132559), (3, 9421706), (6, 4710853), (7, 4037874), (14, 2018937), (17, 1662654), (21, 1345958), (31, 911778), (34, 831327), (42, 672979), (51, 554218), (62, 455889), (93, 303926), (102, 277109), (119, 237522), (186, 151963), (217, 130254), (238, 118761), (357, 79174), (434, 65127), (527, 53634), (651, 43418), (714, 39587), (1054, 26817), (1277, 22134), (1302, 21709), (1581, 17878), (2554, 11067), (3162, 8939), (3689, 7662), (3831, 7378)]