28634508

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{571}}^1$

素因数の和:787

約数の個数: 72

約数和(自身を含む): 83283200

約数和(自身を除く): 54648692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 199, 252, 398, 571, 597, 796, 1142, 1194, 1393, 1713, 1791, 2284, 2388, 2786, 3426, 3582, 3997, 4179, 5139, 5572, 6852, 7164, 7994, 8358, 10278, 11991, 12537, 15988, 16716, 20556, 23982, 25074, 35973, 47964, 50148, 71946, 113629, 143892, 227258, 340887, 454516, 681774, 795403, 1022661, 1363548, 1590806, 2045322, 2386209, 3181612, 4090644, 4772418, 7158627, 9544836, 14317254, 28634508]

約数ペア:

[(1, 28634508), (2, 14317254), (3, 9544836), (4, 7158627), (6, 4772418), (7, 4090644), (9, 3181612), (12, 2386209), (14, 2045322), (18, 1590806), (21, 1363548), (28, 1022661), (36, 795403), (42, 681774), (63, 454516), (84, 340887), (126, 227258), (199, 143892), (252, 113629), (398, 71946), (571, 50148), (597, 47964), (796, 35973), (1142, 25074), (1194, 23982), (1393, 20556), (1713, 16716), (1791, 15988), (2284, 12537), (2388, 11991), (2786, 10278), (3426, 8358), (3582, 7994), (3997, 7164), (4179, 6852), (5139, 5572)]