2973906

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:271

約数の個数: 48

約数和(自身を含む): 7076160

約数和(自身を除く): 4102254

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 117, 142, 179, 213, 234, 358, 426, 537, 639, 923, 1074, 1278, 1611, 1846, 2327, 2769, 3222, 4654, 5538, 6981, 8307, 12709, 13962, 16614, 20943, 25418, 38127, 41886, 76254, 114381, 165217, 228762, 330434, 495651, 991302, 1486953, 2973906]

約数ペア:

[(1, 2973906), (2, 1486953), (3, 991302), (6, 495651), (9, 330434), (13, 228762), (18, 165217), (26, 114381), (39, 76254), (71, 41886), (78, 38127), (117, 25418), (142, 20943), (179, 16614), (213, 13962), (234, 12709), (358, 8307), (426, 6981), (537, 5538), (639, 4654), (923, 3222), (1074, 2769), (1278, 2327), (1611, 1846)]