217787568

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{74381}}^1$

素因数の和:74453

約数の個数: 40

約数和(自身を含む): 571848816

約数和(自身を除く): 354061248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 122, 183, 244, 366, 488, 732, 976, 1464, 2928, 74381, 148762, 223143, 297524, 446286, 595048, 892572, 1190096, 1785144, 3570288, 4537241, 9074482, 13611723, 18148964, 27223446, 36297928, 54446892, 72595856, 108893784, 217787568]

約数ペア:

[(1, 217787568), (2, 108893784), (3, 72595856), (4, 54446892), (6, 36297928), (8, 27223446), (12, 18148964), (16, 13611723), (24, 9074482), (48, 4537241), (61, 3570288), (122, 1785144), (183, 1190096), (244, 892572), (366, 595048), (488, 446286), (732, 297524), (976, 223143), (1464, 148762), (2928, 74381)]