78697983

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 135475200

約数和(自身を除く): 56777217

約数列:

[1, 3, 7, 13, 21, 39, 41, 79, 89, 91, 123, 237, 267, 273, 287, 533, 553, 623, 861, 1027, 1157, 1599, 1659, 1869, 3081, 3239, 3471, 3649, 3731, 7031, 7189, 8099, 9717, 10947, 11193, 21093, 21567, 22673, 24297, 25543, 42107, 47437, 49217, 68019, 76629, 91403, 126321, 142311, 147651, 274209, 288271, 294749, 332059, 639821, 864813, 884247, 996177, 1919463, 2017897, 3747523, 6053691, 11242569, 26232661, 78697983]

約数ペア:

[(1, 78697983), (3, 26232661), (7, 11242569), (13, 6053691), (21, 3747523), (39, 2017897), (41, 1919463), (79, 996177), (89, 884247), (91, 864813), (123, 639821), (237, 332059), (267, 294749), (273, 288271), (287, 274209), (533, 147651), (553, 142311), (623, 126321), (861, 91403), (1027, 76629), (1157, 68019), (1599, 49217), (1659, 47437), (1869, 42107), (3081, 25543), (3239, 24297), (3471, 22673), (3649, 21567), (3731, 21093), (7031, 11193), (7189, 10947), (8099, 9717)]