78471756

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2791}}^1$

素因数の和:2883

約数の個数: 72

約数和(自身を含む): 219518208

約数和(自身を除く): 141046452

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 71, 99, 132, 142, 198, 213, 284, 396, 426, 639, 781, 852, 1278, 1562, 2343, 2556, 2791, 3124, 4686, 5582, 7029, 8373, 9372, 11164, 14058, 16746, 25119, 28116, 30701, 33492, 50238, 61402, 92103, 100476, 122804, 184206, 198161, 276309, 368412, 396322, 552618, 594483, 792644, 1105236, 1188966, 1783449, 2179771, 2377932, 3566898, 4359542, 6539313, 7133796, 8719084, 13078626, 19617939, 26157252, 39235878, 78471756]

約数ペア:

[(1, 78471756), (2, 39235878), (3, 26157252), (4, 19617939), (6, 13078626), (9, 8719084), (11, 7133796), (12, 6539313), (18, 4359542), (22, 3566898), (33, 2377932), (36, 2179771), (44, 1783449), (66, 1188966), (71, 1105236), (99, 792644), (132, 594483), (142, 552618), (198, 396322), (213, 368412), (284, 276309), (396, 198161), (426, 184206), (639, 122804), (781, 100476), (852, 92103), (1278, 61402), (1562, 50238), (2343, 33492), (2556, 30701), (2791, 28116), (3124, 25119), (4686, 16746), (5582, 14058), (7029, 11164), (8373, 9372)]