321507984364

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{274811}}^1$

素因数の和:275003

約数の個数: 72

約数和(自身を含む): 673689526272

約数和(自身を除く): 352181541908

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 94, 98, 127, 188, 196, 254, 329, 508, 658, 889, 1316, 1778, 2303, 3556, 4606, 5969, 6223, 9212, 11938, 12446, 23876, 24892, 41783, 83566, 167132, 274811, 292481, 549622, 584962, 1099244, 1169924, 1923677, 3847354, 7694708, 12916117, 13465739, 25832234, 26931478, 34900997, 51664468, 53862956, 69801994, 90412819, 139603988, 180825638, 244306979, 361651276, 488613958, 632889733, 977227916, 1265779466, 1640346859, 1710148853, 2531558932, 3280693718, 3420297706, 6561387436, 6840595412, 11482428013, 22964856026, 45929712052, 80376996091, 160753992182, 321507984364]

約数ペア:

[(1, 321507984364), (2, 160753992182), (4, 80376996091), (7, 45929712052), (14, 22964856026), (28, 11482428013), (47, 6840595412), (49, 6561387436), (94, 3420297706), (98, 3280693718), (127, 2531558932), (188, 1710148853), (196, 1640346859), (254, 1265779466), (329, 977227916), (508, 632889733), (658, 488613958), (889, 361651276), (1316, 244306979), (1778, 180825638), (2303, 139603988), (3556, 90412819), (4606, 69801994), (5969, 53862956), (6223, 51664468), (9212, 34900997), (11938, 26931478), (12446, 25832234), (23876, 13465739), (24892, 12916117), (41783, 7694708), (83566, 3847354), (167132, 1923677), (274811, 1169924), (292481, 1099244), (549622, 584962)]