1297028988

素因数分解:

$2^2\times 3^2\times {\mathrm{179}}^1\times {\mathrm{431}}^1\times {\mathrm{467}}^1$

素因数の和:1087

約数の個数: 72

約数和(自身を含む): 3311642880

約数和(自身を除く): 2014613892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 179, 358, 431, 467, 537, 716, 862, 934, 1074, 1293, 1401, 1611, 1724, 1868, 2148, 2586, 2802, 3222, 3879, 4203, 5172, 5604, 6444, 7758, 8406, 15516, 16812, 77149, 83593, 154298, 167186, 201277, 231447, 250779, 308596, 334372, 402554, 462894, 501558, 603831, 694341, 752337, 805108, 925788, 1003116, 1207662, 1388682, 1504674, 1811493, 2415324, 2777364, 3009348, 3622986, 7245972, 36028583, 72057166, 108085749, 144114332, 216171498, 324257247, 432342996, 648514494, 1297028988]

約数ペア:

[(1, 1297028988), (2, 648514494), (3, 432342996), (4, 324257247), (6, 216171498), (9, 144114332), (12, 108085749), (18, 72057166), (36, 36028583), (179, 7245972), (358, 3622986), (431, 3009348), (467, 2777364), (537, 2415324), (716, 1811493), (862, 1504674), (934, 1388682), (1074, 1207662), (1293, 1003116), (1401, 925788), (1611, 805108), (1724, 752337), (1868, 694341), (2148, 603831), (2586, 501558), (2802, 462894), (3222, 402554), (3879, 334372), (4203, 308596), (5172, 250779), (5604, 231447), (6444, 201277), (7758, 167186), (8406, 154298), (15516, 83593), (16812, 77149)]