81461814

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{1721}}^1$

素因数の和:1770

約数の個数: 64

約数和(自身を含む): 198374400

約数和(自身を除く): 116912586

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 49, 69, 98, 138, 147, 161, 294, 322, 343, 483, 686, 966, 1029, 1127, 1721, 2058, 2254, 3381, 3442, 5163, 6762, 7889, 10326, 12047, 15778, 23667, 24094, 36141, 39583, 47334, 72282, 79166, 84329, 118749, 168658, 237498, 252987, 277081, 505974, 554162, 590303, 831243, 1180606, 1662486, 1770909, 1939567, 3541818, 3879134, 5818701, 11637402, 13576969, 27153938, 40730907, 81461814]

約数ペア:

[(1, 81461814), (2, 40730907), (3, 27153938), (6, 13576969), (7, 11637402), (14, 5818701), (21, 3879134), (23, 3541818), (42, 1939567), (46, 1770909), (49, 1662486), (69, 1180606), (98, 831243), (138, 590303), (147, 554162), (161, 505974), (294, 277081), (322, 252987), (343, 237498), (483, 168658), (686, 118749), (966, 84329), (1029, 79166), (1127, 72282), (1721, 47334), (2058, 39583), (2254, 36141), (3381, 24094), (3442, 23667), (5163, 15778), (6762, 12047), (7889, 10326)]