221519532

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{577}}^1$

素因数の和:727

約数の個数: 96

約数和(自身を含む): 587284992

約数和(自身を除く): 365765460

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 107, 138, 156, 214, 276, 299, 321, 428, 577, 598, 642, 897, 1154, 1196, 1284, 1391, 1731, 1794, 2308, 2461, 2782, 3462, 3588, 4173, 4922, 5564, 6924, 7383, 7501, 8346, 9844, 13271, 14766, 15002, 16692, 22503, 26542, 29532, 30004, 31993, 39813, 45006, 53084, 61739, 63986, 79626, 90012, 95979, 123478, 127972, 159252, 172523, 185217, 191958, 246956, 345046, 370434, 383916, 517569, 690092, 740868, 802607, 1035138, 1419997, 1605214, 2070276, 2407821, 2839994, 3210428, 4259991, 4815642, 5679988, 8519982, 9631284, 17039964, 18459961, 36919922, 55379883, 73839844, 110759766, 221519532]

約数ペア:

[(1, 221519532), (2, 110759766), (3, 73839844), (4, 55379883), (6, 36919922), (12, 18459961), (13, 17039964), (23, 9631284), (26, 8519982), (39, 5679988), (46, 4815642), (52, 4259991), (69, 3210428), (78, 2839994), (92, 2407821), (107, 2070276), (138, 1605214), (156, 1419997), (214, 1035138), (276, 802607), (299, 740868), (321, 690092), (428, 517569), (577, 383916), (598, 370434), (642, 345046), (897, 246956), (1154, 191958), (1196, 185217), (1284, 172523), (1391, 159252), (1731, 127972), (1794, 123478), (2308, 95979), (2461, 90012), (2782, 79626), (3462, 63986), (3588, 61739), (4173, 53084), (4922, 45006), (5564, 39813), (6924, 31993), (7383, 30004), (7501, 29532), (8346, 26542), (9844, 22503), (13271, 16692), (14766, 15002)]