38438712

素因数分解:

$2^3\times 3^7\times {\mathrm{13}}^3$

素因数の和:66

約数の個数: 128

約数和(自身を含む): 117096000

約数和(自身を除く): 78657288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 169, 216, 234, 243, 312, 324, 338, 351, 468, 486, 507, 648, 676, 702, 729, 936, 972, 1014, 1053, 1352, 1404, 1458, 1521, 1944, 2028, 2106, 2187, 2197, 2808, 2916, 3042, 3159, 4056, 4212, 4374, 4394, 4563, 5832, 6084, 6318, 6591, 8424, 8748, 8788, 9126, 9477, 12168, 12636, 13182, 13689, 17496, 17576, 18252, 18954, 19773, 25272, 26364, 27378, 28431, 36504, 37908, 39546, 41067, 52728, 54756, 56862, 59319, 75816, 79092, 82134, 109512, 113724, 118638, 123201, 158184, 164268, 177957, 227448, 237276, 246402, 328536, 355914, 369603, 474552, 492804, 533871, 711828, 739206, 985608, 1067742, 1423656, 1478412, 1601613, 2135484, 2956824, 3203226, 4270968, 4804839, 6406452, 9609678, 12812904, 19219356, 38438712]

約数ペア:

[(1, 38438712), (2, 19219356), (3, 12812904), (4, 9609678), (6, 6406452), (8, 4804839), (9, 4270968), (12, 3203226), (13, 2956824), (18, 2135484), (24, 1601613), (26, 1478412), (27, 1423656), (36, 1067742), (39, 985608), (52, 739206), (54, 711828), (72, 533871), (78, 492804), (81, 474552), (104, 369603), (108, 355914), (117, 328536), (156, 246402), (162, 237276), (169, 227448), (216, 177957), (234, 164268), (243, 158184), (312, 123201), (324, 118638), (338, 113724), (351, 109512), (468, 82134), (486, 79092), (507, 75816), (648, 59319), (676, 56862), (702, 54756), (729, 52728), (936, 41067), (972, 39546), (1014, 37908), (1053, 36504), (1352, 28431), (1404, 27378), (1458, 26364), (1521, 25272), (1944, 19773), (2028, 18954), (2106, 18252), (2187, 17576), (2197, 17496), (2808, 13689), (2916, 13182), (3042, 12636), (3159, 12168), (4056, 9477), (4212, 9126), (4374, 8788), (4394, 8748), (4563, 8424), (5832, 6591), (6084, 6318)]