81354546

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49667}}^1$

素因数の和:49695

約数の個数: 48

約数和(自身を含む): 216949824

約数和(自身を除く): 135595278

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 49667, 99334, 149001, 298002, 347669, 447003, 645671, 695338, 894006, 1043007, 1291342, 1937013, 2086014, 3129021, 3874026, 4519697, 5811039, 6258042, 9039394, 11622078, 13559091, 27118182, 40677273, 81354546]

約数ペア:

[(1, 81354546), (2, 40677273), (3, 27118182), (6, 13559091), (7, 11622078), (9, 9039394), (13, 6258042), (14, 5811039), (18, 4519697), (21, 3874026), (26, 3129021), (39, 2086014), (42, 1937013), (63, 1291342), (78, 1043007), (91, 894006), (117, 695338), (126, 645671), (182, 447003), (234, 347669), (273, 298002), (546, 149001), (819, 99334), (1638, 49667)]