123348016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{9871}}^1$

素因数の和:9961

約数の個数: 40

約数和(自身を含む): 264411648

約数和(自身を除く): 141063632

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 142, 176, 284, 568, 781, 1136, 1562, 3124, 6248, 9871, 12496, 19742, 39484, 78968, 108581, 157936, 217162, 434324, 700841, 868648, 1401682, 1737296, 2803364, 5606728, 7709251, 11213456, 15418502, 30837004, 61674008, 123348016]

約数ペア:

[(1, 123348016), (2, 61674008), (4, 30837004), (8, 15418502), (11, 11213456), (16, 7709251), (22, 5606728), (44, 2803364), (71, 1737296), (88, 1401682), (142, 868648), (176, 700841), (284, 434324), (568, 217162), (781, 157936), (1136, 108581), (1562, 78968), (3124, 39484), (6248, 19742), (9871, 12496)]