221496552

素因数分解:

$2^3\times 3^3\times {\mathrm{199}}^1\times {\mathrm{5153}}^1$

素因数の和:5367

約数の個数: 64

約数和(自身を含む): 618480000

約数和(自身を除く): 396983448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 199, 216, 398, 597, 796, 1194, 1592, 1791, 2388, 3582, 4776, 5153, 5373, 7164, 10306, 10746, 14328, 15459, 20612, 21492, 30918, 41224, 42984, 46377, 61836, 92754, 123672, 139131, 185508, 278262, 371016, 556524, 1025447, 1113048, 2050894, 3076341, 4101788, 6152682, 8203576, 9229023, 12305364, 18458046, 24610728, 27687069, 36916092, 55374138, 73832184, 110748276, 221496552]

約数ペア:

[(1, 221496552), (2, 110748276), (3, 73832184), (4, 55374138), (6, 36916092), (8, 27687069), (9, 24610728), (12, 18458046), (18, 12305364), (24, 9229023), (27, 8203576), (36, 6152682), (54, 4101788), (72, 3076341), (108, 2050894), (199, 1113048), (216, 1025447), (398, 556524), (597, 371016), (796, 278262), (1194, 185508), (1592, 139131), (1791, 123672), (2388, 92754), (3582, 61836), (4776, 46377), (5153, 42984), (5373, 41224), (7164, 30918), (10306, 21492), (10746, 20612), (14328, 15459)]