1640989929

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 2456616960

約数和(自身を除く): 815627031

約数列:

[1, 3, 19, 31, 57, 67, 83, 93, 167, 201, 249, 501, 589, 1273, 1577, 1767, 2077, 2573, 3173, 3819, 4731, 5177, 5561, 6231, 7719, 9519, 11189, 13861, 15531, 16683, 33567, 39463, 41583, 48887, 98363, 105659, 118389, 146661, 172391, 212591, 263359, 295089, 316977, 346859, 429691, 517173, 637773, 790077, 928687, 1040577, 1289073, 2786061, 3275429, 6590321, 8164129, 9826287, 17645053, 19770963, 24492387, 28789297, 52935159, 86367891, 546996643, 1640989929]

約数ペア:

[(1, 1640989929), (3, 546996643), (19, 86367891), (31, 52935159), (57, 28789297), (67, 24492387), (83, 19770963), (93, 17645053), (167, 9826287), (201, 8164129), (249, 6590321), (501, 3275429), (589, 2786061), (1273, 1289073), (1577, 1040577), (1767, 928687), (2077, 790077), (2573, 637773), (3173, 517173), (3819, 429691), (4731, 346859), (5177, 316977), (5561, 295089), (6231, 263359), (7719, 212591), (9519, 172391), (11189, 146661), (13861, 118389), (15531, 105659), (16683, 98363), (33567, 48887), (39463, 41583)]