78146289

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1579}}^1$

素因数の和:1651

約数の個数: 40

約数和(自身を含む): 128472960

約数和(自身を除く): 50326671

約数列:

[1, 3, 9, 13, 27, 39, 47, 81, 117, 141, 351, 423, 611, 1053, 1269, 1579, 1833, 3807, 4737, 5499, 14211, 16497, 20527, 42633, 49491, 61581, 74213, 127899, 184743, 222639, 554229, 667917, 964769, 1662687, 2003751, 2894307, 6011253, 8682921, 26048763, 78146289]

約数ペア:

[(1, 78146289), (3, 26048763), (9, 8682921), (13, 6011253), (27, 2894307), (39, 2003751), (47, 1662687), (81, 964769), (117, 667917), (141, 554229), (351, 222639), (423, 184743), (611, 127899), (1053, 74213), (1269, 61581), (1579, 49491), (1833, 42633), (3807, 20527), (4737, 16497), (5499, 14211)]