16991262

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 40642560

約数和(自身を除く): 23651298

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 83, 102, 153, 166, 223, 249, 306, 446, 459, 498, 669, 747, 918, 1338, 1411, 1494, 2007, 2241, 2822, 3791, 4014, 4233, 4482, 6021, 7582, 8466, 11373, 12042, 12699, 18509, 22746, 25398, 34119, 37018, 38097, 55527, 68238, 76194, 102357, 111054, 166581, 204714, 314653, 333162, 499743, 629306, 943959, 999486, 1887918, 2831877, 5663754, 8495631, 16991262]

約数ペア:

[(1, 16991262), (2, 8495631), (3, 5663754), (6, 2831877), (9, 1887918), (17, 999486), (18, 943959), (27, 629306), (34, 499743), (51, 333162), (54, 314653), (83, 204714), (102, 166581), (153, 111054), (166, 102357), (223, 76194), (249, 68238), (306, 55527), (446, 38097), (459, 37018), (498, 34119), (669, 25398), (747, 22746), (918, 18509), (1338, 12699), (1411, 12042), (1494, 11373), (2007, 8466), (2241, 7582), (2822, 6021), (3791, 4482), (4014, 4233)]