217157076

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1609}}^1$

素因数の和:1805

約数の個数: 72

約数和(自身を含む): 576663360

約数和(自身を除く): 359506284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 163, 207, 276, 326, 414, 489, 652, 828, 978, 1467, 1609, 1956, 2934, 3218, 3749, 4827, 5868, 6436, 7498, 9654, 11247, 14481, 14996, 19308, 22494, 28962, 33741, 37007, 44988, 57924, 67482, 74014, 111021, 134964, 148028, 222042, 262267, 333063, 444084, 524534, 666126, 786801, 1049068, 1332252, 1573602, 2360403, 3147204, 4720806, 6032141, 9441612, 12064282, 18096423, 24128564, 36192846, 54289269, 72385692, 108578538, 217157076]

約数ペア:

[(1, 217157076), (2, 108578538), (3, 72385692), (4, 54289269), (6, 36192846), (9, 24128564), (12, 18096423), (18, 12064282), (23, 9441612), (36, 6032141), (46, 4720806), (69, 3147204), (92, 2360403), (138, 1573602), (163, 1332252), (207, 1049068), (276, 786801), (326, 666126), (414, 524534), (489, 444084), (652, 333063), (828, 262267), (978, 222042), (1467, 148028), (1609, 134964), (1956, 111021), (2934, 74014), (3218, 67482), (3749, 57924), (4827, 44988), (5868, 37007), (6436, 33741), (7498, 28962), (9654, 22494), (11247, 19308), (14481, 14996)]