213721950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{863}}^1$

素因数の和:1018

約数の個数: 96

約数和(自身を含む): 575963136

約数和(自身を除く): 362241186

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 127, 130, 150, 195, 254, 325, 381, 390, 635, 650, 762, 863, 975, 1270, 1651, 1726, 1905, 1950, 2589, 3175, 3302, 3810, 4315, 4953, 5178, 6350, 8255, 8630, 9525, 9906, 11219, 12945, 16510, 19050, 21575, 22438, 24765, 25890, 33657, 41275, 43150, 49530, 56095, 64725, 67314, 82550, 109601, 112190, 123825, 129450, 168285, 219202, 247650, 280475, 328803, 336570, 548005, 560950, 657606, 841425, 1096010, 1424813, 1644015, 1682850, 2740025, 2849626, 3288030, 4274439, 5480050, 7124065, 8220075, 8548878, 14248130, 16440150, 21372195, 35620325, 42744390, 71240650, 106860975, 213721950]

約数ペア:

[(1, 213721950), (2, 106860975), (3, 71240650), (5, 42744390), (6, 35620325), (10, 21372195), (13, 16440150), (15, 14248130), (25, 8548878), (26, 8220075), (30, 7124065), (39, 5480050), (50, 4274439), (65, 3288030), (75, 2849626), (78, 2740025), (127, 1682850), (130, 1644015), (150, 1424813), (195, 1096010), (254, 841425), (325, 657606), (381, 560950), (390, 548005), (635, 336570), (650, 328803), (762, 280475), (863, 247650), (975, 219202), (1270, 168285), (1651, 129450), (1726, 123825), (1905, 112190), (1950, 109601), (2589, 82550), (3175, 67314), (3302, 64725), (3810, 56095), (4315, 49530), (4953, 43150), (5178, 41275), (6350, 33657), (8255, 25890), (8630, 24765), (9525, 22438), (9906, 21575), (11219, 19050), (12945, 16510)]