978736

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:169

約数の個数: 40

約数和(自身を含む): 2124864

約数和(自身を除く): 1146128

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 67, 83, 88, 134, 166, 176, 268, 332, 536, 664, 737, 913, 1072, 1328, 1474, 1826, 2948, 3652, 5561, 5896, 7304, 11122, 11792, 14608, 22244, 44488, 61171, 88976, 122342, 244684, 489368, 978736]

約数ペア:

[(1, 978736), (2, 489368), (4, 244684), (8, 122342), (11, 88976), (16, 61171), (22, 44488), (44, 22244), (67, 14608), (83, 11792), (88, 11122), (134, 7304), (166, 5896), (176, 5561), (268, 3652), (332, 2948), (536, 1826), (664, 1474), (737, 1328), (913, 1072)]