25440183

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:620

約数の個数: 32

約数和(自身を含む): 40147200

約数和(自身を除く): 14707017

約数列:

[1, 3, 9, 19, 27, 57, 101, 171, 303, 491, 513, 909, 1473, 1919, 2727, 4419, 5757, 9329, 13257, 17271, 27987, 49591, 51813, 83961, 148773, 251883, 446319, 942229, 1338957, 2826687, 8480061, 25440183]

約数ペア:

[(1, 25440183), (3, 8480061), (9, 2826687), (19, 1338957), (27, 942229), (57, 446319), (101, 251883), (171, 148773), (303, 83961), (491, 51813), (513, 49591), (909, 27987), (1473, 17271), (1919, 13257), (2727, 9329), (4419, 5757)]