1720229535

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{179471}}^1$

素因数の和:179556

約数の個数: 32

約数和(自身を含む): 3101276160

約数和(自身を除く): 1381046625

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 213, 355, 639, 1065, 1917, 3195, 9585, 179471, 538413, 897355, 1615239, 2692065, 4845717, 8076195, 12742441, 24228585, 38227323, 63712205, 114681969, 191136615, 344045907, 573409845, 1720229535]

約数ペア:

[(1, 1720229535), (3, 573409845), (5, 344045907), (9, 191136615), (15, 114681969), (27, 63712205), (45, 38227323), (71, 24228585), (135, 12742441), (213, 8076195), (355, 4845717), (639, 2692065), (1065, 1615239), (1917, 897355), (3195, 538413), (9585, 179471)]