20211892545

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{541}}^1\times {\mathrm{677}}^1$

素因数の和:1522

約数の個数: 64

約数和(自身を含む): 35066029824

約数和(自身を除く): 14854137279

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 283, 541, 677, 849, 1415, 1623, 2031, 2705, 3385, 3679, 4245, 7033, 8115, 8801, 10155, 11037, 18395, 21099, 26403, 35165, 44005, 55185, 105495, 132015, 153103, 191591, 366257, 459309, 574773, 765515, 957955, 1098771, 1831285, 1990339, 2296545, 2490683, 2873865, 4761341, 5493855, 5971017, 7472049, 9951695, 12453415, 14284023, 23806705, 29855085, 37360245, 71420115, 103650731, 310952193, 518253655, 1347459503, 1554760965, 4042378509, 6737297515, 20211892545]

約数ペア:

[(1, 20211892545), (3, 6737297515), (5, 4042378509), (13, 1554760965), (15, 1347459503), (39, 518253655), (65, 310952193), (195, 103650731), (283, 71420115), (541, 37360245), (677, 29855085), (849, 23806705), (1415, 14284023), (1623, 12453415), (2031, 9951695), (2705, 7472049), (3385, 5971017), (3679, 5493855), (4245, 4761341), (7033, 2873865), (8115, 2490683), (8801, 2296545), (10155, 1990339), (11037, 1831285), (18395, 1098771), (21099, 957955), (26403, 765515), (35165, 574773), (44005, 459309), (55185, 366257), (105495, 191591), (132015, 153103)]