205657038

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:318

約数の個数: 96

約数和(自身を含む): 485222400

約数和(自身を除く): 279565362

約数列:

[1, 2, 3, 6, 9, 18, 29, 31, 58, 62, 71, 87, 93, 142, 174, 179, 186, 213, 261, 279, 358, 426, 522, 537, 558, 639, 899, 1074, 1278, 1611, 1798, 2059, 2201, 2697, 3222, 4118, 4402, 5191, 5394, 5549, 6177, 6603, 8091, 10382, 11098, 12354, 12709, 13206, 15573, 16182, 16647, 18531, 19809, 25418, 31146, 33294, 37062, 38127, 39618, 46719, 49941, 63829, 76254, 93438, 99882, 114381, 127658, 160921, 191487, 228762, 321842, 368561, 382974, 393979, 482763, 574461, 737122, 787958, 965526, 1105683, 1148922, 1181937, 1448289, 2211366, 2363874, 2896578, 3317049, 3545811, 6634098, 7091622, 11425391, 22850782, 34276173, 68552346, 102828519, 205657038]

約数ペア:

[(1, 205657038), (2, 102828519), (3, 68552346), (6, 34276173), (9, 22850782), (18, 11425391), (29, 7091622), (31, 6634098), (58, 3545811), (62, 3317049), (71, 2896578), (87, 2363874), (93, 2211366), (142, 1448289), (174, 1181937), (179, 1148922), (186, 1105683), (213, 965526), (261, 787958), (279, 737122), (358, 574461), (426, 482763), (522, 393979), (537, 382974), (558, 368561), (639, 321842), (899, 228762), (1074, 191487), (1278, 160921), (1611, 127658), (1798, 114381), (2059, 99882), (2201, 93438), (2697, 76254), (3222, 63829), (4118, 49941), (4402, 46719), (5191, 39618), (5394, 38127), (5549, 37062), (6177, 33294), (6603, 31146), (8091, 25418), (10382, 19809), (11098, 18531), (12354, 16647), (12709, 16182), (13206, 15573)]