161851116

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{409}}^1\times {\mathrm{673}}^1$

素因数の和:1103

約数の個数: 72

約数和(自身を含む): 441038640

約数和(自身を除く): 279187524

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 409, 588, 673, 818, 1227, 1346, 1636, 2019, 2454, 2692, 2863, 4038, 4711, 4908, 5726, 8076, 8589, 9422, 11452, 14133, 17178, 18844, 20041, 28266, 32977, 34356, 40082, 56532, 60123, 65954, 80164, 98931, 120246, 131908, 197862, 240492, 275257, 395724, 550514, 825771, 1101028, 1651542, 1926799, 3303084, 3853598, 5780397, 7707196, 11560794, 13487593, 23121588, 26975186, 40462779, 53950372, 80925558, 161851116]

約数ペア:

[(1, 161851116), (2, 80925558), (3, 53950372), (4, 40462779), (6, 26975186), (7, 23121588), (12, 13487593), (14, 11560794), (21, 7707196), (28, 5780397), (42, 3853598), (49, 3303084), (84, 1926799), (98, 1651542), (147, 1101028), (196, 825771), (294, 550514), (409, 395724), (588, 275257), (673, 240492), (818, 197862), (1227, 131908), (1346, 120246), (1636, 98931), (2019, 80164), (2454, 65954), (2692, 60123), (2863, 56532), (4038, 40082), (4711, 34356), (4908, 32977), (5726, 28266), (8076, 20041), (8589, 18844), (9422, 17178), (11452, 14133)]