16773561

素因数分解:

$3^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:217

約数の個数: 56

約数和(自身を含む): 30429120

約数和(自身を除く): 13655559

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 173, 189, 243, 399, 513, 519, 567, 729, 1197, 1211, 1539, 1557, 1701, 3287, 3591, 3633, 4617, 4671, 5103, 9861, 10773, 10899, 13851, 14013, 23009, 29583, 32319, 32697, 42039, 69027, 88749, 96957, 98091, 126117, 207081, 266247, 294273, 621243, 798741, 882819, 1863729, 2396223, 5591187, 16773561]

約数ペア:

[(1, 16773561), (3, 5591187), (7, 2396223), (9, 1863729), (19, 882819), (21, 798741), (27, 621243), (57, 294273), (63, 266247), (81, 207081), (133, 126117), (171, 98091), (173, 96957), (189, 88749), (243, 69027), (399, 42039), (513, 32697), (519, 32319), (567, 29583), (729, 23009), (1197, 14013), (1211, 13851), (1539, 10899), (1557, 10773), (1701, 9861), (3287, 5103), (3591, 4671), (3633, 4617)]