141973975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 208986624

約数和(自身を除く): 67012649

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 151, 263, 275, 325, 715, 755, 1315, 1661, 1963, 2893, 3419, 3575, 3775, 6575, 8305, 9815, 14465, 17095, 21593, 37609, 39713, 41525, 49075, 72325, 85475, 107965, 188045, 198565, 436843, 516269, 539825, 940225, 992825, 2184215, 2581345, 5678959, 10921075, 12906725, 28394795, 141973975]

約数ペア:

[(1, 141973975), (5, 28394795), (11, 12906725), (13, 10921075), (25, 5678959), (55, 2581345), (65, 2184215), (143, 992825), (151, 940225), (263, 539825), (275, 516269), (325, 436843), (715, 198565), (755, 188045), (1315, 107965), (1661, 85475), (1963, 72325), (2893, 49075), (3419, 41525), (3575, 39713), (3775, 37609), (6575, 21593), (8305, 17095), (9815, 14465)]