821664324

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{195077}}^1$

素因数の和:195106

約数の個数: 60

約数和(自身を含む): 2313234924

約数和(自身を除く): 1491570600

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 195077, 390154, 585231, 780308, 1170462, 1755693, 2340924, 2536001, 3511386, 5072002, 5267079, 7022772, 7608003, 10144004, 10534158, 15216006, 15801237, 21068316, 22824009, 30432012, 31602474, 45648018, 63204948, 68472027, 91296036, 136944054, 205416081, 273888108, 410832162, 821664324]

約数ペア:

[(1, 821664324), (2, 410832162), (3, 273888108), (4, 205416081), (6, 136944054), (9, 91296036), (12, 68472027), (13, 63204948), (18, 45648018), (26, 31602474), (27, 30432012), (36, 22824009), (39, 21068316), (52, 15801237), (54, 15216006), (78, 10534158), (81, 10144004), (108, 7608003), (117, 7022772), (156, 5267079), (162, 5072002), (234, 3511386), (324, 2536001), (351, 2340924), (468, 1755693), (702, 1170462), (1053, 780308), (1404, 585231), (2106, 390154), (4212, 195077)]