55878201

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 94003200

約数和(自身を除く): 38124999

約数列:

[1, 3, 9, 17, 23, 27, 51, 67, 69, 79, 153, 201, 207, 237, 391, 459, 603, 621, 711, 1139, 1173, 1343, 1541, 1809, 1817, 2133, 3417, 3519, 4029, 4623, 5293, 5451, 10251, 10557, 12087, 13869, 15879, 16353, 26197, 30753, 30889, 36261, 41607, 47637, 49059, 78591, 89981, 92667, 121739, 142911, 235773, 269943, 278001, 365217, 707319, 809829, 834003, 1095651, 2069563, 2429487, 3286953, 6208689, 18626067, 55878201]

約数ペア:

[(1, 55878201), (3, 18626067), (9, 6208689), (17, 3286953), (23, 2429487), (27, 2069563), (51, 1095651), (67, 834003), (69, 809829), (79, 707319), (153, 365217), (201, 278001), (207, 269943), (237, 235773), (391, 142911), (459, 121739), (603, 92667), (621, 89981), (711, 78591), (1139, 49059), (1173, 47637), (1343, 41607), (1541, 36261), (1809, 30889), (1817, 30753), (2133, 26197), (3417, 16353), (3519, 15879), (4029, 13869), (4623, 12087), (5293, 10557), (5451, 10251)]