9780495556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{10987}}^1$

素因数の和:11093

約数の個数: 96

約数和(自身を含む): 20933458560

約数和(自身を除く): 11152963004

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 53, 68, 76, 106, 212, 221, 247, 323, 442, 494, 646, 689, 884, 901, 988, 1007, 1292, 1378, 1802, 2014, 2756, 3604, 4028, 4199, 8398, 10987, 11713, 13091, 16796, 17119, 21974, 23426, 26182, 34238, 43948, 46852, 52364, 68476, 142831, 186779, 208753, 222547, 285662, 373558, 417506, 445094, 571324, 582311, 747116, 835012, 890188, 1164622, 2329244, 2428127, 2713789, 3548801, 4856254, 5427578, 7097602, 7570043, 9712508, 9899287, 10855156, 11063909, 14195204, 15140086, 19798574, 22127818, 30280172, 39597148, 44255636, 46134413, 92268826, 128690731, 143830817, 184537652, 188086453, 257381462, 287661634, 376172906, 514762924, 575323268, 752345812, 2445123889, 4890247778, 9780495556]

約数ペア:

[(1, 9780495556), (2, 4890247778), (4, 2445123889), (13, 752345812), (17, 575323268), (19, 514762924), (26, 376172906), (34, 287661634), (38, 257381462), (52, 188086453), (53, 184537652), (68, 143830817), (76, 128690731), (106, 92268826), (212, 46134413), (221, 44255636), (247, 39597148), (323, 30280172), (442, 22127818), (494, 19798574), (646, 15140086), (689, 14195204), (884, 11063909), (901, 10855156), (988, 9899287), (1007, 9712508), (1292, 7570043), (1378, 7097602), (1802, 5427578), (2014, 4856254), (2756, 3548801), (3604, 2713789), (4028, 2428127), (4199, 2329244), (8398, 1164622), (10987, 890188), (11713, 835012), (13091, 747116), (16796, 582311), (17119, 571324), (21974, 445094), (23426, 417506), (26182, 373558), (34238, 285662), (43948, 222547), (46852, 208753), (52364, 186779), (68476, 142831)]