15672471689

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:407

約数の個数: 72

約数和(自身を含む): 19959660360

約数和(自身を除く): 4287188671

約数列:

[1, 7, 19, 49, 53, 73, 133, 229, 361, 371, 511, 931, 1007, 1387, 1603, 2527, 2597, 3577, 3869, 4351, 7049, 9709, 11221, 12137, 16717, 17689, 19133, 26353, 27083, 30457, 49343, 67963, 73511, 82669, 84959, 117019, 133931, 184471, 189581, 213199, 230603, 317623, 514577, 578683, 594713, 819133, 886001, 937517, 1291297, 1396709, 1614221, 2223361, 3602039, 4050781, 4381457, 6034837, 6202007, 9776963, 11299547, 15563527, 16834019, 30670199, 42243859, 43414049, 68438741, 117838133, 214691393, 295707013, 319846361, 824866931, 2238924527, 15672471689]

約数ペア:

[(1, 15672471689), (7, 2238924527), (19, 824866931), (49, 319846361), (53, 295707013), (73, 214691393), (133, 117838133), (229, 68438741), (361, 43414049), (371, 42243859), (511, 30670199), (931, 16834019), (1007, 15563527), (1387, 11299547), (1603, 9776963), (2527, 6202007), (2597, 6034837), (3577, 4381457), (3869, 4050781), (4351, 3602039), (7049, 2223361), (9709, 1614221), (11221, 1396709), (12137, 1291297), (16717, 937517), (17689, 886001), (19133, 819133), (26353, 594713), (27083, 578683), (30457, 514577), (49343, 317623), (67963, 230603), (73511, 213199), (82669, 189581), (84959, 184471), (117019, 133931)]