31893484

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 65995776

約数和(自身を除く): 34102292

約数列:

[1, 2, 4, 7, 14, 28, 61, 71, 122, 142, 244, 263, 284, 427, 497, 526, 854, 994, 1052, 1708, 1841, 1988, 3682, 4331, 7364, 8662, 16043, 17324, 18673, 30317, 32086, 37346, 60634, 64172, 74692, 112301, 121268, 130711, 224602, 261422, 449204, 522844, 1139053, 2278106, 4556212, 7973371, 15946742, 31893484]

約数ペア:

[(1, 31893484), (2, 15946742), (4, 7973371), (7, 4556212), (14, 2278106), (28, 1139053), (61, 522844), (71, 449204), (122, 261422), (142, 224602), (244, 130711), (263, 121268), (284, 112301), (427, 74692), (497, 64172), (526, 60634), (854, 37346), (994, 32086), (1052, 30317), (1708, 18673), (1841, 17324), (1988, 16043), (3682, 8662), (4331, 7364)]