72415287

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{5297}}^1$

素因数の和:5348

約数の個数: 36

約数和(自身を含む): 125626176

約数和(自身を除く): 53210889

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 93, 147, 217, 279, 441, 651, 1519, 1953, 4557, 5297, 13671, 15891, 37079, 47673, 111237, 164207, 259553, 333711, 492621, 778659, 1149449, 1477863, 2335977, 3448347, 8046143, 10345041, 24138429, 72415287]

約数ペア:

[(1, 72415287), (3, 24138429), (7, 10345041), (9, 8046143), (21, 3448347), (31, 2335977), (49, 1477863), (63, 1149449), (93, 778659), (147, 492621), (217, 333711), (279, 259553), (441, 164207), (651, 111237), (1519, 47673), (1953, 37079), (4557, 15891), (5297, 13671)]