7129908

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 19219200

約数和(自身を除く): 12089292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 79, 92, 109, 138, 158, 207, 218, 237, 276, 316, 327, 414, 436, 474, 654, 711, 828, 948, 981, 1308, 1422, 1817, 1962, 2507, 2844, 3634, 3924, 5014, 5451, 7268, 7521, 8611, 10028, 10902, 15042, 16353, 17222, 21804, 22563, 25833, 30084, 32706, 34444, 45126, 51666, 65412, 77499, 90252, 103332, 154998, 198053, 309996, 396106, 594159, 792212, 1188318, 1782477, 2376636, 3564954, 7129908]

約数ペア:

[(1, 7129908), (2, 3564954), (3, 2376636), (4, 1782477), (6, 1188318), (9, 792212), (12, 594159), (18, 396106), (23, 309996), (36, 198053), (46, 154998), (69, 103332), (79, 90252), (92, 77499), (109, 65412), (138, 51666), (158, 45126), (207, 34444), (218, 32706), (237, 30084), (276, 25833), (316, 22563), (327, 21804), (414, 17222), (436, 16353), (474, 15042), (654, 10902), (711, 10028), (828, 8611), (948, 7521), (981, 7268), (1308, 5451), (1422, 5014), (1817, 3924), (1962, 3634), (2507, 2844)]