4202247

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 6912000

約数和(自身を除く): 2709753

約数列:

[1, 3, 7, 17, 21, 51, 79, 119, 149, 237, 357, 447, 553, 1043, 1343, 1659, 2533, 3129, 4029, 7599, 9401, 11771, 17731, 28203, 35313, 53193, 82397, 200107, 247191, 600321, 1400749, 4202247]

約数ペア:

[(1, 4202247), (3, 1400749), (7, 600321), (17, 247191), (21, 200107), (51, 82397), (79, 53193), (119, 35313), (149, 28203), (237, 17731), (357, 11771), (447, 9401), (553, 7599), (1043, 4029), (1343, 3129), (1659, 2533)]