81477522

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{439}}^1\times {\mathrm{491}}^1$

素因数の和:948

約数の個数: 64

約数和(自身を含む): 207820800

約数和(自身を除く): 126343278

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 439, 491, 878, 982, 1317, 1473, 2634, 2946, 3073, 3437, 3951, 4419, 6146, 6874, 7902, 8838, 9219, 10311, 11853, 13257, 18438, 20622, 23706, 26514, 27657, 30933, 55314, 61866, 82971, 92799, 165942, 185598, 215549, 431098, 646647, 1293294, 1508843, 1939941, 3017686, 3879882, 4526529, 5819823, 9053058, 11639646, 13579587, 27159174, 40738761, 81477522]

約数ペア:

[(1, 81477522), (2, 40738761), (3, 27159174), (6, 13579587), (7, 11639646), (9, 9053058), (14, 5819823), (18, 4526529), (21, 3879882), (27, 3017686), (42, 1939941), (54, 1508843), (63, 1293294), (126, 646647), (189, 431098), (378, 215549), (439, 185598), (491, 165942), (878, 92799), (982, 82971), (1317, 61866), (1473, 55314), (2634, 30933), (2946, 27657), (3073, 26514), (3437, 23706), (3951, 20622), (4419, 18438), (6146, 13257), (6874, 11853), (7902, 10311), (8838, 9219)]