16894845

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 33914880

約数和(自身を除く): 17020035

約数列:

[1, 3, 5, 9, 11, 15, 27, 31, 33, 45, 55, 93, 99, 135, 155, 165, 279, 297, 341, 367, 465, 495, 837, 1023, 1101, 1395, 1485, 1705, 1835, 3069, 3303, 4037, 4185, 5115, 5505, 9207, 9909, 11377, 12111, 15345, 16515, 20185, 34131, 36333, 46035, 49545, 56885, 60555, 102393, 108999, 125147, 170655, 181665, 307179, 375441, 511965, 544995, 625735, 1126323, 1535895, 1877205, 3378969, 5631615, 16894845]

約数ペア:

[(1, 16894845), (3, 5631615), (5, 3378969), (9, 1877205), (11, 1535895), (15, 1126323), (27, 625735), (31, 544995), (33, 511965), (45, 375441), (55, 307179), (93, 181665), (99, 170655), (135, 125147), (155, 108999), (165, 102393), (279, 60555), (297, 56885), (341, 49545), (367, 46035), (465, 36333), (495, 34131), (837, 20185), (1023, 16515), (1101, 15345), (1395, 12111), (1485, 11377), (1705, 9909), (1835, 9207), (3069, 5505), (3303, 5115), (4037, 4185)]