217305192

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{696491}}^1$

素因数の和:696513

約数の個数: 32

約数和(自身を含む): 585053280

約数和(自身を除く): 367748088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 696491, 1392982, 2089473, 2785964, 4178946, 5571928, 8357892, 9054383, 16715784, 18108766, 27163149, 36217532, 54326298, 72435064, 108652596, 217305192]

約数ペア:

[(1, 217305192), (2, 108652596), (3, 72435064), (4, 54326298), (6, 36217532), (8, 27163149), (12, 18108766), (13, 16715784), (24, 9054383), (26, 8357892), (39, 5571928), (52, 4178946), (78, 2785964), (104, 2089473), (156, 1392982), (312, 696491)]