245995698

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1307}}^1$

素因数の和:1471

約数の個数: 64

約数和(自身を含む): 562544640

約数和(自身を除く): 316548942

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 127, 247, 254, 381, 494, 741, 762, 1307, 1482, 1651, 2413, 2614, 3302, 3921, 4826, 4953, 7239, 7842, 9906, 14478, 16991, 24833, 31369, 33982, 49666, 50973, 62738, 74499, 94107, 101946, 148998, 165989, 188214, 322829, 331978, 497967, 645658, 968487, 995934, 1936974, 2157857, 3153791, 4315714, 6307582, 6473571, 9461373, 12947142, 18922746, 40999283, 81998566, 122997849, 245995698]

約数ペア:

[(1, 245995698), (2, 122997849), (3, 81998566), (6, 40999283), (13, 18922746), (19, 12947142), (26, 9461373), (38, 6473571), (39, 6307582), (57, 4315714), (78, 3153791), (114, 2157857), (127, 1936974), (247, 995934), (254, 968487), (381, 645658), (494, 497967), (741, 331978), (762, 322829), (1307, 188214), (1482, 165989), (1651, 148998), (2413, 101946), (2614, 94107), (3302, 74499), (3921, 62738), (4826, 50973), (4953, 49666), (7239, 33982), (7842, 31369), (9906, 24833), (14478, 16991)]