30897993

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:174

約数の個数: 64

約数和(自身を含む): 53747712

約数和(自身を除く): 22849719

約数列:

[1, 3, 7, 17, 21, 23, 51, 53, 69, 71, 119, 159, 161, 213, 357, 371, 391, 483, 497, 901, 1113, 1173, 1207, 1219, 1491, 1633, 2703, 2737, 3621, 3657, 3763, 4899, 6307, 8211, 8449, 8533, 11289, 11431, 18921, 20723, 25347, 25599, 26341, 27761, 34293, 62169, 63971, 79023, 83283, 86549, 145061, 191913, 194327, 259647, 435183, 447797, 582981, 605843, 1343391, 1471333, 1817529, 4413999, 10299331, 30897993]

約数ペア:

[(1, 30897993), (3, 10299331), (7, 4413999), (17, 1817529), (21, 1471333), (23, 1343391), (51, 605843), (53, 582981), (69, 447797), (71, 435183), (119, 259647), (159, 194327), (161, 191913), (213, 145061), (357, 86549), (371, 83283), (391, 79023), (483, 63971), (497, 62169), (901, 34293), (1113, 27761), (1173, 26341), (1207, 25599), (1219, 25347), (1491, 20723), (1633, 18921), (2703, 11431), (2737, 11289), (3621, 8533), (3657, 8449), (3763, 8211), (4899, 6307)]