197723412

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1879}}^1$

素因数の和:2005

約数の個数: 72

約数和(自身を含む): 520083200

約数和(自身を除く): 322359788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 79, 111, 148, 158, 222, 237, 316, 333, 444, 474, 666, 711, 948, 1332, 1422, 1879, 2844, 2923, 3758, 5637, 5846, 7516, 8769, 11274, 11692, 16911, 17538, 22548, 26307, 33822, 35076, 52614, 67644, 69523, 105228, 139046, 148441, 208569, 278092, 296882, 417138, 445323, 593764, 625707, 834276, 890646, 1251414, 1335969, 1781292, 2502828, 2671938, 5343876, 5492317, 10984634, 16476951, 21969268, 32953902, 49430853, 65907804, 98861706, 197723412]

約数ペア:

[(1, 197723412), (2, 98861706), (3, 65907804), (4, 49430853), (6, 32953902), (9, 21969268), (12, 16476951), (18, 10984634), (36, 5492317), (37, 5343876), (74, 2671938), (79, 2502828), (111, 1781292), (148, 1335969), (158, 1251414), (222, 890646), (237, 834276), (316, 625707), (333, 593764), (444, 445323), (474, 417138), (666, 296882), (711, 278092), (948, 208569), (1332, 148441), (1422, 139046), (1879, 105228), (2844, 69523), (2923, 67644), (3758, 52614), (5637, 35076), (5846, 33822), (7516, 26307), (8769, 22548), (11274, 17538), (11692, 16911)]