64346145

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{431}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 106375680

約数和(自身を除く): 42029535

約数列:

[1, 3, 5, 15, 37, 111, 185, 269, 431, 555, 807, 1293, 1345, 2155, 4035, 6465, 9953, 15947, 29859, 47841, 49765, 79735, 115939, 149295, 239205, 347817, 579695, 1739085, 4289743, 12869229, 21448715, 64346145]

約数ペア:

[(1, 64346145), (3, 21448715), (5, 12869229), (15, 4289743), (37, 1739085), (111, 579695), (185, 347817), (269, 239205), (431, 149295), (555, 115939), (807, 79735), (1293, 49765), (1345, 47841), (2155, 29859), (4035, 15947), (6465, 9953)]