78921258

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{1021}}^1$

素因数の和:2030

約数の個数: 32

約数和(自身を含む): 170322432

約数和(自身を除く): 91401174

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 991, 1021, 1982, 2042, 2973, 3063, 5946, 6126, 12883, 13273, 25766, 26546, 38649, 39819, 77298, 79638, 1011811, 2023622, 3035433, 6070866, 13153543, 26307086, 39460629, 78921258]

約数ペア:

[(1, 78921258), (2, 39460629), (3, 26307086), (6, 13153543), (13, 6070866), (26, 3035433), (39, 2023622), (78, 1011811), (991, 79638), (1021, 77298), (1982, 39819), (2042, 38649), (2973, 26546), (3063, 25766), (5946, 13273), (6126, 12883)]