81064242

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:328

約数の個数: 96

約数和(自身を含む): 208915200

約数和(自身を除く): 127850958

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 61, 63, 106, 122, 126, 159, 183, 199, 318, 366, 371, 398, 427, 477, 549, 597, 742, 854, 954, 1098, 1113, 1194, 1281, 1393, 1791, 2226, 2562, 2786, 3233, 3339, 3582, 3843, 4179, 6466, 6678, 7686, 8358, 9699, 10547, 12139, 12537, 19398, 21094, 22631, 24278, 25074, 29097, 31641, 36417, 45262, 58194, 63282, 67893, 72834, 73829, 84973, 94923, 109251, 135786, 147658, 169946, 189846, 203679, 218502, 221487, 254919, 407358, 442974, 509838, 643367, 664461, 764757, 1286734, 1328922, 1529514, 1930101, 3860202, 4503569, 5790303, 9007138, 11580606, 13510707, 27021414, 40532121, 81064242]

約数ペア:

[(1, 81064242), (2, 40532121), (3, 27021414), (6, 13510707), (7, 11580606), (9, 9007138), (14, 5790303), (18, 4503569), (21, 3860202), (42, 1930101), (53, 1529514), (61, 1328922), (63, 1286734), (106, 764757), (122, 664461), (126, 643367), (159, 509838), (183, 442974), (199, 407358), (318, 254919), (366, 221487), (371, 218502), (398, 203679), (427, 189846), (477, 169946), (549, 147658), (597, 135786), (742, 109251), (854, 94923), (954, 84973), (1098, 73829), (1113, 72834), (1194, 67893), (1281, 63282), (1393, 58194), (1791, 45262), (2226, 36417), (2562, 31641), (2786, 29097), (3233, 25074), (3339, 24278), (3582, 22631), (3843, 21094), (4179, 19398), (6466, 12537), (6678, 12139), (7686, 10547), (8358, 9699)]