38663548

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 87333120

約数和(自身を除く): 48669572

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 79, 98, 154, 158, 196, 227, 308, 316, 454, 539, 553, 869, 908, 1078, 1106, 1589, 1738, 2156, 2212, 2497, 3178, 3476, 3871, 4994, 6083, 6356, 7742, 9988, 11123, 12166, 15484, 17479, 17933, 22246, 24332, 34958, 35866, 42581, 44492, 69916, 71732, 85162, 122353, 125531, 170324, 197263, 244706, 251062, 394526, 489412, 502124, 789052, 878717, 1380841, 1757434, 2761682, 3514868, 5523364, 9665887, 19331774, 38663548]

約数ペア:

[(1, 38663548), (2, 19331774), (4, 9665887), (7, 5523364), (11, 3514868), (14, 2761682), (22, 1757434), (28, 1380841), (44, 878717), (49, 789052), (77, 502124), (79, 489412), (98, 394526), (154, 251062), (158, 244706), (196, 197263), (227, 170324), (308, 125531), (316, 122353), (454, 85162), (539, 71732), (553, 69916), (869, 44492), (908, 42581), (1078, 35866), (1106, 34958), (1589, 24332), (1738, 22246), (2156, 17933), (2212, 17479), (2497, 15484), (3178, 12166), (3476, 11123), (3871, 9988), (4994, 7742), (6083, 6356)]