78802758

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1$

素因数の和:589

約数の個数: 48

約数和(自身を含む): 174578976

約数和(自身を除く): 95776218

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 197, 213, 313, 394, 426, 591, 626, 639, 939, 1182, 1278, 1773, 1878, 2817, 3546, 5634, 13987, 22223, 27974, 41961, 44446, 61661, 66669, 83922, 123322, 125883, 133338, 184983, 200007, 251766, 369966, 400014, 554949, 1109898, 4377931, 8755862, 13133793, 26267586, 39401379, 78802758]

約数ペア:

[(1, 78802758), (2, 39401379), (3, 26267586), (6, 13133793), (9, 8755862), (18, 4377931), (71, 1109898), (142, 554949), (197, 400014), (213, 369966), (313, 251766), (394, 200007), (426, 184983), (591, 133338), (626, 125883), (639, 123322), (939, 83922), (1182, 66669), (1278, 61661), (1773, 44446), (1878, 41961), (2817, 27974), (3546, 22223), (5634, 13987)]