12973688

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 30481920

約数和(自身を除く): 17508232

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 71, 91, 104, 142, 182, 251, 284, 364, 497, 502, 568, 728, 923, 994, 1004, 1757, 1846, 1988, 2008, 3263, 3514, 3692, 3976, 6461, 6526, 7028, 7384, 12922, 13052, 14056, 17821, 22841, 25844, 26104, 35642, 45682, 51688, 71284, 91364, 124747, 142568, 182728, 231673, 249494, 463346, 498988, 926692, 997976, 1621711, 1853384, 3243422, 6486844, 12973688]

約数ペア:

[(1, 12973688), (2, 6486844), (4, 3243422), (7, 1853384), (8, 1621711), (13, 997976), (14, 926692), (26, 498988), (28, 463346), (52, 249494), (56, 231673), (71, 182728), (91, 142568), (104, 124747), (142, 91364), (182, 71284), (251, 51688), (284, 45682), (364, 35642), (497, 26104), (502, 25844), (568, 22841), (728, 17821), (923, 14056), (994, 13052), (1004, 12922), (1757, 7384), (1846, 7028), (1988, 6526), (2008, 6461), (3263, 3976), (3514, 3692)]