1639291668

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{398273}}^1$

素因数の和:398301

約数の個数: 48

約数和(自身を含む): 4460668800

約数和(自身を除く): 2821377132

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 398273, 796546, 1194819, 1593092, 2389638, 2787911, 4779276, 5575822, 8363733, 11151644, 16727466, 19515377, 33454932, 39030754, 58546131, 78061508, 117092262, 136607639, 234184524, 273215278, 409822917, 546430556, 819645834, 1639291668]

約数ペア:

[(1, 1639291668), (2, 819645834), (3, 546430556), (4, 409822917), (6, 273215278), (7, 234184524), (12, 136607639), (14, 117092262), (21, 78061508), (28, 58546131), (42, 39030754), (49, 33454932), (84, 19515377), (98, 16727466), (147, 11151644), (196, 8363733), (294, 5575822), (343, 4779276), (588, 2787911), (686, 2389638), (1029, 1593092), (1372, 1194819), (2058, 796546), (4116, 398273)]