128534637

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:570

約数の個数: 64

約数和(自身を含む): 229920768

約数和(自身を除く): 101386131

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 71, 77, 119, 187, 213, 231, 357, 461, 497, 561, 781, 1207, 1309, 1383, 1491, 2343, 3227, 3621, 3927, 5071, 5467, 7837, 8449, 9681, 13277, 15213, 16401, 23511, 25347, 32731, 35497, 39831, 54859, 86207, 92939, 98193, 106491, 164577, 229117, 258621, 278817, 360041, 556427, 603449, 687351, 1080123, 1669281, 1810347, 2520287, 3894989, 6120697, 7560861, 11684967, 18362091, 42844879, 128534637]

約数ペア:

[(1, 128534637), (3, 42844879), (7, 18362091), (11, 11684967), (17, 7560861), (21, 6120697), (33, 3894989), (51, 2520287), (71, 1810347), (77, 1669281), (119, 1080123), (187, 687351), (213, 603449), (231, 556427), (357, 360041), (461, 278817), (497, 258621), (561, 229117), (781, 164577), (1207, 106491), (1309, 98193), (1383, 92939), (1491, 86207), (2343, 54859), (3227, 39831), (3621, 35497), (3927, 32731), (5071, 25347), (5467, 23511), (7837, 16401), (8449, 15213), (9681, 13277)]