71487156

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{10657}}^1$

素因数の和:10720

約数の個数: 48

約数和(自身を含む): 183829184

約数和(自身を除く): 112342028

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 172, 258, 516, 559, 1118, 1677, 2236, 3354, 6708, 10657, 21314, 31971, 42628, 63942, 127884, 138541, 277082, 415623, 458251, 554164, 831246, 916502, 1374753, 1662492, 1833004, 2749506, 5499012, 5957263, 11914526, 17871789, 23829052, 35743578, 71487156]

約数ペア:

[(1, 71487156), (2, 35743578), (3, 23829052), (4, 17871789), (6, 11914526), (12, 5957263), (13, 5499012), (26, 2749506), (39, 1833004), (43, 1662492), (52, 1374753), (78, 916502), (86, 831246), (129, 554164), (156, 458251), (172, 415623), (258, 277082), (516, 138541), (559, 127884), (1118, 63942), (1677, 42628), (2236, 31971), (3354, 21314), (6708, 10657)]