331313148

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:735

約数の個数: 72

約数和(自身を含む): 851026176

約数和(自身を除く): 519713028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 163, 262, 326, 393, 431, 489, 524, 652, 786, 862, 978, 1179, 1293, 1467, 1572, 1724, 1956, 2358, 2586, 2934, 3879, 4716, 5172, 5868, 7758, 15516, 21353, 42706, 56461, 64059, 70253, 85412, 112922, 128118, 140506, 169383, 192177, 210759, 225844, 256236, 281012, 338766, 384354, 421518, 508149, 632277, 677532, 768708, 843036, 1016298, 1264554, 2032596, 2529108, 9203143, 18406286, 27609429, 36812572, 55218858, 82828287, 110437716, 165656574, 331313148]

約数ペア:

[(1, 331313148), (2, 165656574), (3, 110437716), (4, 82828287), (6, 55218858), (9, 36812572), (12, 27609429), (18, 18406286), (36, 9203143), (131, 2529108), (163, 2032596), (262, 1264554), (326, 1016298), (393, 843036), (431, 768708), (489, 677532), (524, 632277), (652, 508149), (786, 421518), (862, 384354), (978, 338766), (1179, 281012), (1293, 256236), (1467, 225844), (1572, 210759), (1724, 192177), (1956, 169383), (2358, 140506), (2586, 128118), (2934, 112922), (3879, 85412), (4716, 70253), (5172, 64059), (5868, 56461), (7758, 42706), (15516, 21353)]