31879794

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 71663616

約数和(自身を除く): 39783822

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 107, 127, 138, 214, 254, 321, 381, 391, 642, 762, 782, 1173, 1819, 2159, 2346, 2461, 2921, 3638, 4318, 4922, 5457, 5842, 6477, 7383, 8763, 10914, 12954, 13589, 14766, 17526, 27178, 40767, 41837, 49657, 81534, 83674, 99314, 125511, 148971, 231013, 251022, 297942, 312547, 462026, 625094, 693039, 937641, 1386078, 1875282, 5313299, 10626598, 15939897, 31879794]

約数ペア:

[(1, 31879794), (2, 15939897), (3, 10626598), (6, 5313299), (17, 1875282), (23, 1386078), (34, 937641), (46, 693039), (51, 625094), (69, 462026), (102, 312547), (107, 297942), (127, 251022), (138, 231013), (214, 148971), (254, 125511), (321, 99314), (381, 83674), (391, 81534), (642, 49657), (762, 41837), (782, 40767), (1173, 27178), (1819, 17526), (2159, 14766), (2346, 13589), (2461, 12954), (2921, 10914), (3638, 8763), (4318, 7383), (4922, 6477), (5457, 5842)]