31047372

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{523}}^1$

素因数の和:647

約数の個数: 72

約数和(自身を含む): 84114576

約数和(自身を除く): 53067204

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 97, 102, 153, 194, 204, 291, 306, 388, 523, 582, 612, 873, 1046, 1164, 1569, 1649, 1746, 2092, 3138, 3298, 3492, 4707, 4947, 6276, 6596, 8891, 9414, 9894, 14841, 17782, 18828, 19788, 26673, 29682, 35564, 50731, 53346, 59364, 80019, 101462, 106692, 152193, 160038, 202924, 304386, 320076, 456579, 608772, 862427, 913158, 1724854, 1826316, 2587281, 3449708, 5174562, 7761843, 10349124, 15523686, 31047372]

約数ペア:

[(1, 31047372), (2, 15523686), (3, 10349124), (4, 7761843), (6, 5174562), (9, 3449708), (12, 2587281), (17, 1826316), (18, 1724854), (34, 913158), (36, 862427), (51, 608772), (68, 456579), (97, 320076), (102, 304386), (153, 202924), (194, 160038), (204, 152193), (291, 106692), (306, 101462), (388, 80019), (523, 59364), (582, 53346), (612, 50731), (873, 35564), (1046, 29682), (1164, 26673), (1569, 19788), (1649, 18828), (1746, 17782), (2092, 14841), (3138, 9894), (3298, 9414), (3492, 8891), (4707, 6596), (4947, 6276)]