213931172

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 477587712

約数和(自身を除く): 263656540

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 73, 83, 91, 97, 146, 166, 182, 194, 292, 332, 364, 388, 511, 581, 679, 949, 1022, 1079, 1162, 1261, 1358, 1898, 2044, 2158, 2324, 2522, 2716, 3796, 4316, 5044, 6059, 6643, 7081, 7553, 8051, 8827, 12118, 13286, 14162, 15106, 16102, 17654, 24236, 26572, 28324, 30212, 32204, 35308, 42413, 49567, 56357, 78767, 84826, 92053, 99134, 104663, 112714, 157534, 169652, 184106, 198268, 209326, 225428, 315068, 368212, 418652, 551369, 587723, 644371, 732641, 1102738, 1175446, 1288742, 1465282, 2205476, 2350892, 2577484, 2930564, 4114061, 7640399, 8228122, 15280798, 16456244, 30561596, 53482793, 106965586, 213931172]

約数ペア:

[(1, 213931172), (2, 106965586), (4, 53482793), (7, 30561596), (13, 16456244), (14, 15280798), (26, 8228122), (28, 7640399), (52, 4114061), (73, 2930564), (83, 2577484), (91, 2350892), (97, 2205476), (146, 1465282), (166, 1288742), (182, 1175446), (194, 1102738), (292, 732641), (332, 644371), (364, 587723), (388, 551369), (511, 418652), (581, 368212), (679, 315068), (949, 225428), (1022, 209326), (1079, 198268), (1162, 184106), (1261, 169652), (1358, 157534), (1898, 112714), (2044, 104663), (2158, 99134), (2324, 92053), (2522, 84826), (2716, 78767), (3796, 56357), (4316, 49567), (5044, 42413), (6059, 35308), (6643, 32204), (7081, 30212), (7553, 28324), (8051, 26572), (8827, 24236), (12118, 17654), (13286, 16102), (14162, 15106)]