128490908

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 292024320

約数和(自身を除く): 163533412

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 59, 62, 91, 118, 124, 182, 193, 217, 236, 364, 386, 403, 413, 434, 767, 772, 806, 826, 868, 1351, 1534, 1612, 1652, 1829, 2509, 2702, 2821, 3068, 3658, 5018, 5369, 5404, 5642, 5983, 7316, 10036, 10738, 11284, 11387, 11966, 12803, 17563, 21476, 22774, 23777, 23932, 25606, 35126, 41881, 45548, 47554, 51212, 70252, 77779, 79709, 83762, 95108, 148031, 155558, 159418, 166439, 167524, 296062, 311116, 318836, 332878, 352997, 544453, 592124, 665756, 705994, 1036217, 1088906, 1411988, 2072434, 2177812, 2470979, 4144868, 4588961, 4941958, 9177922, 9883916, 18355844, 32122727, 64245454, 128490908]

約数ペア:

[(1, 128490908), (2, 64245454), (4, 32122727), (7, 18355844), (13, 9883916), (14, 9177922), (26, 4941958), (28, 4588961), (31, 4144868), (52, 2470979), (59, 2177812), (62, 2072434), (91, 1411988), (118, 1088906), (124, 1036217), (182, 705994), (193, 665756), (217, 592124), (236, 544453), (364, 352997), (386, 332878), (403, 318836), (413, 311116), (434, 296062), (767, 167524), (772, 166439), (806, 159418), (826, 155558), (868, 148031), (1351, 95108), (1534, 83762), (1612, 79709), (1652, 77779), (1829, 70252), (2509, 51212), (2702, 47554), (2821, 45548), (3068, 41881), (3658, 35126), (5018, 25606), (5369, 23932), (5404, 23777), (5642, 22774), (5983, 21476), (7316, 17563), (10036, 12803), (10738, 11966), (11284, 11387)]