15851416

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 36679680

約数和(自身を除く): 20828264

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 31, 46, 56, 62, 92, 124, 161, 184, 217, 248, 322, 397, 434, 644, 713, 794, 868, 1288, 1426, 1588, 1736, 2779, 2852, 3176, 4991, 5558, 5704, 9131, 9982, 11116, 12307, 18262, 19964, 22232, 24614, 36524, 39928, 49228, 63917, 73048, 86149, 98456, 127834, 172298, 255668, 283061, 344596, 511336, 566122, 689192, 1132244, 1981427, 2264488, 3962854, 7925708, 15851416]

約数ペア:

[(1, 15851416), (2, 7925708), (4, 3962854), (7, 2264488), (8, 1981427), (14, 1132244), (23, 689192), (28, 566122), (31, 511336), (46, 344596), (56, 283061), (62, 255668), (92, 172298), (124, 127834), (161, 98456), (184, 86149), (217, 73048), (248, 63917), (322, 49228), (397, 39928), (434, 36524), (644, 24614), (713, 22232), (794, 19964), (868, 18262), (1288, 12307), (1426, 11116), (1588, 9982), (1736, 9131), (2779, 5704), (2852, 5558), (3176, 4991)]