420957502

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{733}}^1$

素因数の和:905

約数の個数: 64

約数和(自身を含む): 811745280

約数和(自身を除く): 390787778

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 127, 133, 238, 254, 266, 323, 646, 733, 889, 1466, 1778, 2159, 2261, 2413, 4318, 4522, 4826, 5131, 10262, 12461, 13927, 15113, 16891, 24922, 27854, 30226, 33782, 41021, 82042, 87227, 93091, 97489, 174454, 186182, 194978, 236759, 287147, 473518, 574294, 651637, 1303274, 1582547, 1657313, 1768729, 3165094, 3314626, 3537458, 11077829, 12381103, 22155658, 24762206, 30068393, 60136786, 210478751, 420957502]

約数ペア:

[(1, 420957502), (2, 210478751), (7, 60136786), (14, 30068393), (17, 24762206), (19, 22155658), (34, 12381103), (38, 11077829), (119, 3537458), (127, 3314626), (133, 3165094), (238, 1768729), (254, 1657313), (266, 1582547), (323, 1303274), (646, 651637), (733, 574294), (889, 473518), (1466, 287147), (1778, 236759), (2159, 194978), (2261, 186182), (2413, 174454), (4318, 97489), (4522, 93091), (4826, 87227), (5131, 82042), (10262, 41021), (12461, 33782), (13927, 30226), (15113, 27854), (16891, 24922)]