28685916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1699}}^1$

素因数の和:1783

約数の個数: 72

約数和(自身を含む): 84156800

約数和(自身を除く): 55470884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 67, 84, 126, 134, 201, 252, 268, 402, 469, 603, 804, 938, 1206, 1407, 1699, 1876, 2412, 2814, 3398, 4221, 5097, 5628, 6796, 8442, 10194, 11893, 15291, 16884, 20388, 23786, 30582, 35679, 47572, 61164, 71358, 107037, 113833, 142716, 214074, 227666, 341499, 428148, 455332, 682998, 796831, 1024497, 1365996, 1593662, 2048994, 2390493, 3187324, 4097988, 4780986, 7171479, 9561972, 14342958, 28685916]

約数ペア:

[(1, 28685916), (2, 14342958), (3, 9561972), (4, 7171479), (6, 4780986), (7, 4097988), (9, 3187324), (12, 2390493), (14, 2048994), (18, 1593662), (21, 1365996), (28, 1024497), (36, 796831), (42, 682998), (63, 455332), (67, 428148), (84, 341499), (126, 227666), (134, 214074), (201, 142716), (252, 113833), (268, 107037), (402, 71358), (469, 61164), (603, 47572), (804, 35679), (938, 30582), (1206, 23786), (1407, 20388), (1699, 16884), (1876, 15291), (2412, 11893), (2814, 10194), (3398, 8442), (4221, 6796), (5097, 5628)]