20161145778781

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1181}}^1\times {\mathrm{94441}}^1$

素因数の和:95691

約数の個数: 64

約数和(自身を含む): 25719654297600

約数和(自身を除く): 5558508518819

約数列:

[1, 7, 17, 31, 49, 119, 217, 343, 527, 833, 1181, 1519, 3689, 5831, 8267, 10633, 20077, 25823, 36611, 57869, 94441, 140539, 180761, 256277, 405083, 622387, 661087, 983773, 1605497, 1793939, 2927671, 4356709, 4627609, 6886411, 11238479, 12557573, 20493697, 30496963, 32393263, 49770407, 78669353, 111534821, 143455879, 213478741, 348392849, 550685471, 780743747, 1004191153, 1896091957, 2438749943, 3457579451, 5465206229, 13272643699, 17071249601, 24203056157, 38256443603, 58778850667, 92908505893, 169421393099, 411451954669, 650359541251, 1185949751693, 2880163682683, 20161145778781]

約数ペア:

[(1, 20161145778781), (7, 2880163682683), (17, 1185949751693), (31, 650359541251), (49, 411451954669), (119, 169421393099), (217, 92908505893), (343, 58778850667), (527, 38256443603), (833, 24203056157), (1181, 17071249601), (1519, 13272643699), (3689, 5465206229), (5831, 3457579451), (8267, 2438749943), (10633, 1896091957), (20077, 1004191153), (25823, 780743747), (36611, 550685471), (57869, 348392849), (94441, 213478741), (140539, 143455879), (180761, 111534821), (256277, 78669353), (405083, 49770407), (622387, 32393263), (661087, 30496963), (983773, 20493697), (1605497, 12557573), (1793939, 11238479), (2927671, 6886411), (4356709, 4627609)]