30725394

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:447

約数の個数: 64

約数和(自身を含む): 74726400

約数和(自身を除く): 44001006

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 139, 266, 277, 278, 399, 417, 554, 798, 831, 834, 973, 1662, 1939, 1946, 2641, 2919, 3878, 5263, 5282, 5817, 5838, 7923, 10526, 11634, 15789, 15846, 18487, 31578, 36841, 36974, 38503, 55461, 73682, 77006, 110523, 110922, 115509, 221046, 231018, 269521, 539042, 731557, 808563, 1463114, 1617126, 2194671, 4389342, 5120899, 10241798, 15362697, 30725394]

約数ペア:

[(1, 30725394), (2, 15362697), (3, 10241798), (6, 5120899), (7, 4389342), (14, 2194671), (19, 1617126), (21, 1463114), (38, 808563), (42, 731557), (57, 539042), (114, 269521), (133, 231018), (139, 221046), (266, 115509), (277, 110922), (278, 110523), (399, 77006), (417, 73682), (554, 55461), (798, 38503), (831, 36974), (834, 36841), (973, 31578), (1662, 18487), (1939, 15846), (1946, 15789), (2641, 11634), (2919, 10526), (3878, 7923), (5263, 5838), (5282, 5817)]