16900785

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:643

約数の個数: 64

約数和(自身を含む): 34560000

約数和(自身を除く): 17659215

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 55, 57, 95, 99, 135, 165, 171, 209, 285, 297, 495, 513, 599, 627, 855, 1045, 1485, 1797, 1881, 2565, 2995, 3135, 5391, 5643, 6589, 8985, 9405, 11381, 16173, 19767, 26955, 28215, 32945, 34143, 56905, 59301, 80865, 98835, 102429, 125191, 170715, 177903, 296505, 307287, 375573, 512145, 625955, 889515, 1126719, 1536435, 1877865, 3380157, 5633595, 16900785]

約数ペア:

[(1, 16900785), (3, 5633595), (5, 3380157), (9, 1877865), (11, 1536435), (15, 1126719), (19, 889515), (27, 625955), (33, 512145), (45, 375573), (55, 307287), (57, 296505), (95, 177903), (99, 170715), (135, 125191), (165, 102429), (171, 98835), (209, 80865), (285, 59301), (297, 56905), (495, 34143), (513, 32945), (599, 28215), (627, 26955), (855, 19767), (1045, 16173), (1485, 11381), (1797, 9405), (1881, 8985), (2565, 6589), (2995, 5643), (3135, 5391)]