217221588

素因数分解:

$2^2\times 3^9\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:151

約数の個数: 120

約数和(自身を含む): 595203840

約数和(自身を除く): 377982252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 89, 93, 108, 124, 162, 178, 186, 243, 267, 279, 324, 356, 372, 486, 534, 558, 729, 801, 837, 972, 1068, 1116, 1458, 1602, 1674, 2187, 2403, 2511, 2759, 2916, 3204, 3348, 4374, 4806, 5022, 5518, 6561, 7209, 7533, 8277, 8748, 9612, 10044, 11036, 13122, 14418, 15066, 16554, 19683, 21627, 22599, 24831, 26244, 28836, 30132, 33108, 39366, 43254, 45198, 49662, 64881, 67797, 74493, 78732, 86508, 90396, 99324, 129762, 135594, 148986, 194643, 203391, 223479, 259524, 271188, 297972, 389286, 406782, 446958, 583929, 610173, 670437, 778572, 813564, 893916, 1167858, 1220346, 1340874, 1751787, 2011311, 2335716, 2440692, 2681748, 3503574, 4022622, 6033933, 7007148, 8045244, 12067866, 18101799, 24135732, 36203598, 54305397, 72407196, 108610794, 217221588]

約数ペア:

[(1, 217221588), (2, 108610794), (3, 72407196), (4, 54305397), (6, 36203598), (9, 24135732), (12, 18101799), (18, 12067866), (27, 8045244), (31, 7007148), (36, 6033933), (54, 4022622), (62, 3503574), (81, 2681748), (89, 2440692), (93, 2335716), (108, 2011311), (124, 1751787), (162, 1340874), (178, 1220346), (186, 1167858), (243, 893916), (267, 813564), (279, 778572), (324, 670437), (356, 610173), (372, 583929), (486, 446958), (534, 406782), (558, 389286), (729, 297972), (801, 271188), (837, 259524), (972, 223479), (1068, 203391), (1116, 194643), (1458, 148986), (1602, 135594), (1674, 129762), (2187, 99324), (2403, 90396), (2511, 86508), (2759, 78732), (2916, 74493), (3204, 67797), (3348, 64881), (4374, 49662), (4806, 45198), (5022, 43254), (5518, 39366), (6561, 33108), (7209, 30132), (7533, 28836), (8277, 26244), (8748, 24831), (9612, 22599), (10044, 21627), (11036, 19683), (13122, 16554), (14418, 15066)]