7977488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:375

約数の個数: 40

約数和(自身を含む): 16561440

約数和(自身を除く): 8583952

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 139, 211, 272, 278, 422, 556, 844, 1112, 1688, 2224, 2363, 3376, 3587, 4726, 7174, 9452, 14348, 18904, 28696, 29329, 37808, 57392, 58658, 117316, 234632, 469264, 498593, 997186, 1994372, 3988744, 7977488]

約数ペア:

[(1, 7977488), (2, 3988744), (4, 1994372), (8, 997186), (16, 498593), (17, 469264), (34, 234632), (68, 117316), (136, 58658), (139, 57392), (211, 37808), (272, 29329), (278, 28696), (422, 18904), (556, 14348), (844, 9452), (1112, 7174), (1688, 4726), (2224, 3587), (2363, 3376)]