17387210988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{309403}}^1$

素因数の和:309643

約数の個数: 72

約数和(自身を含む): 50455129088

約数和(自身を除く): 33067918100

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 223, 252, 446, 669, 892, 1338, 1561, 2007, 2676, 3122, 4014, 4683, 6244, 8028, 9366, 14049, 18732, 28098, 56196, 309403, 618806, 928209, 1237612, 1856418, 2165821, 2784627, 3712836, 4331642, 5569254, 6497463, 8663284, 11138508, 12994926, 19492389, 25989852, 38984778, 68996869, 77969556, 137993738, 206990607, 275987476, 413981214, 482978083, 620971821, 827962428, 965956166, 1241943642, 1448934249, 1931912332, 2483887284, 2897868498, 4346802747, 5795736996, 8693605494, 17387210988]

約数ペア:

[(1, 17387210988), (2, 8693605494), (3, 5795736996), (4, 4346802747), (6, 2897868498), (7, 2483887284), (9, 1931912332), (12, 1448934249), (14, 1241943642), (18, 965956166), (21, 827962428), (28, 620971821), (36, 482978083), (42, 413981214), (63, 275987476), (84, 206990607), (126, 137993738), (223, 77969556), (252, 68996869), (446, 38984778), (669, 25989852), (892, 19492389), (1338, 12994926), (1561, 11138508), (2007, 8663284), (2676, 6497463), (3122, 5569254), (4014, 4331642), (4683, 3712836), (6244, 2784627), (8028, 2165821), (9366, 1856418), (14049, 1237612), (18732, 928209), (28098, 618806), (56196, 309403)]