15811623891

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{97771}}^1$

素因数の和:97952

約数の個数: 48

約数和(自身を含む): 27820435968

約数和(自身を除く): 12008812077

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 151, 153, 357, 453, 1057, 1071, 1359, 2567, 3171, 7701, 9513, 17969, 23103, 53907, 97771, 161721, 293313, 684397, 879939, 1662107, 2053191, 4986321, 6159573, 11634749, 14763421, 14958963, 34904247, 44290263, 103343947, 104712741, 132870789, 250978157, 310031841, 752934471, 930095523, 1756847099, 2258803413, 5270541297, 15811623891]

約数ペア:

[(1, 15811623891), (3, 5270541297), (7, 2258803413), (9, 1756847099), (17, 930095523), (21, 752934471), (51, 310031841), (63, 250978157), (119, 132870789), (151, 104712741), (153, 103343947), (357, 44290263), (453, 34904247), (1057, 14958963), (1071, 14763421), (1359, 11634749), (2567, 6159573), (3171, 4986321), (7701, 2053191), (9513, 1662107), (17969, 879939), (23103, 684397), (53907, 293313), (97771, 161721)]