2174497425

素因数分解:

$3^2\times 5^2\times {\mathrm{163}}^1\times {\mathrm{211}}^1\times {\mathrm{281}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 3951244128

約数和(自身を除く): 1776746703

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 163, 211, 225, 281, 489, 633, 815, 843, 1055, 1405, 1467, 1899, 2445, 2529, 3165, 4075, 4215, 5275, 7025, 7335, 9495, 12225, 12645, 15825, 21075, 34393, 36675, 45803, 47475, 59291, 63225, 103179, 137409, 171965, 177873, 229015, 296455, 309537, 412227, 515895, 533619, 687045, 859825, 889365, 1145075, 1482275, 1547685, 2061135, 2579475, 2668095, 3435225, 4446825, 7738425, 9664433, 10305675, 13340475, 28993299, 48322165, 86979897, 144966495, 241610825, 434899485, 724832475, 2174497425]

約数ペア:

[(1, 2174497425), (3, 724832475), (5, 434899485), (9, 241610825), (15, 144966495), (25, 86979897), (45, 48322165), (75, 28993299), (163, 13340475), (211, 10305675), (225, 9664433), (281, 7738425), (489, 4446825), (633, 3435225), (815, 2668095), (843, 2579475), (1055, 2061135), (1405, 1547685), (1467, 1482275), (1899, 1145075), (2445, 889365), (2529, 859825), (3165, 687045), (4075, 533619), (4215, 515895), (5275, 412227), (7025, 309537), (7335, 296455), (9495, 229015), (12225, 177873), (12645, 171965), (15825, 137409), (21075, 103179), (34393, 63225), (36675, 59291), (45803, 47475)]