66217816

素因数分解:

$2^3\times 7^2\times {\mathrm{251}}^1\times {\mathrm{673}}^1$

素因数の和:944

約数の個数: 48

約数和(自身を含む): 145220040

約数和(自身を除く): 79002224

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 251, 392, 502, 673, 1004, 1346, 1757, 2008, 2692, 3514, 4711, 5384, 7028, 9422, 12299, 14056, 18844, 24598, 32977, 37688, 49196, 65954, 98392, 131908, 168923, 263816, 337846, 675692, 1182461, 1351384, 2364922, 4729844, 8277227, 9459688, 16554454, 33108908, 66217816]

約数ペア:

[(1, 66217816), (2, 33108908), (4, 16554454), (7, 9459688), (8, 8277227), (14, 4729844), (28, 2364922), (49, 1351384), (56, 1182461), (98, 675692), (196, 337846), (251, 263816), (392, 168923), (502, 131908), (673, 98392), (1004, 65954), (1346, 49196), (1757, 37688), (2008, 32977), (2692, 24598), (3514, 18844), (4711, 14056), (5384, 12299), (7028, 9422)]