1728161565

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{977}}^1$

素因数の和:1238

約数の個数: 64

約数和(自身を含む): 3059997696

約数和(自身を除く): 1331836131

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 193, 195, 235, 579, 611, 705, 965, 977, 1833, 2509, 2895, 2931, 3055, 4885, 7527, 9071, 9165, 12545, 12701, 14655, 27213, 37635, 38103, 45355, 45919, 63505, 117923, 136065, 137757, 188561, 190515, 229595, 353769, 565683, 589615, 596947, 688785, 942805, 1768845, 1790841, 2451293, 2828415, 2984735, 7353879, 8862367, 8954205, 12256465, 26587101, 36769395, 44311835, 115210771, 132935505, 345632313, 576053855, 1728161565]

約数ペア:

[(1, 1728161565), (3, 576053855), (5, 345632313), (13, 132935505), (15, 115210771), (39, 44311835), (47, 36769395), (65, 26587101), (141, 12256465), (193, 8954205), (195, 8862367), (235, 7353879), (579, 2984735), (611, 2828415), (705, 2451293), (965, 1790841), (977, 1768845), (1833, 942805), (2509, 688785), (2895, 596947), (2931, 589615), (3055, 565683), (4885, 353769), (7527, 229595), (9071, 190515), (9165, 188561), (12545, 137757), (12701, 136065), (14655, 117923), (27213, 63505), (37635, 45919), (38103, 45355)]