66899988

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2081}}^1$

素因数の和:2157

約数の個数: 72

約数和(自身を含む): 181883520

約数和(自身を除く): 114983532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 47, 57, 76, 94, 114, 141, 171, 188, 228, 282, 342, 423, 564, 684, 846, 893, 1692, 1786, 2081, 2679, 3572, 4162, 5358, 6243, 8037, 8324, 10716, 12486, 16074, 18729, 24972, 32148, 37458, 39539, 74916, 79078, 97807, 118617, 158156, 195614, 237234, 293421, 355851, 391228, 474468, 586842, 711702, 880263, 1173684, 1423404, 1760526, 1858333, 3521052, 3716666, 5574999, 7433332, 11149998, 16724997, 22299996, 33449994, 66899988]

約数ペア:

[(1, 66899988), (2, 33449994), (3, 22299996), (4, 16724997), (6, 11149998), (9, 7433332), (12, 5574999), (18, 3716666), (19, 3521052), (36, 1858333), (38, 1760526), (47, 1423404), (57, 1173684), (76, 880263), (94, 711702), (114, 586842), (141, 474468), (171, 391228), (188, 355851), (228, 293421), (282, 237234), (342, 195614), (423, 158156), (564, 118617), (684, 97807), (846, 79078), (893, 74916), (1692, 39539), (1786, 37458), (2081, 32148), (2679, 24972), (3572, 18729), (4162, 16074), (5358, 12486), (6243, 10716), (8037, 8324)]