43871919

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{593}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 72382464

約数和(自身を除く): 28510545

約数列:

[1, 3, 7, 13, 21, 39, 91, 271, 273, 593, 813, 1779, 1897, 3523, 4151, 5691, 7709, 10569, 12453, 23127, 24661, 53963, 73983, 160703, 161889, 482109, 1124921, 2089139, 3374763, 6267417, 14623973, 43871919]

約数ペア:

[(1, 43871919), (3, 14623973), (7, 6267417), (13, 3374763), (21, 2089139), (39, 1124921), (91, 482109), (271, 161889), (273, 160703), (593, 73983), (813, 53963), (1779, 24661), (1897, 23127), (3523, 12453), (4151, 10569), (5691, 7709)]