217223928

素因数分解:

$2^3\times 3^2\times {\mathrm{61}}^1\times {\mathrm{49459}}^1$

素因数の和:49532

約数の個数: 48

約数和(自身を含む): 597971400

約数和(自身を除く): 380747472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 61, 72, 122, 183, 244, 366, 488, 549, 732, 1098, 1464, 2196, 4392, 49459, 98918, 148377, 197836, 296754, 395672, 445131, 593508, 890262, 1187016, 1780524, 3016999, 3561048, 6033998, 9050997, 12067996, 18101994, 24135992, 27152991, 36203988, 54305982, 72407976, 108611964, 217223928]

約数ペア:

[(1, 217223928), (2, 108611964), (3, 72407976), (4, 54305982), (6, 36203988), (8, 27152991), (9, 24135992), (12, 18101994), (18, 12067996), (24, 9050997), (36, 6033998), (61, 3561048), (72, 3016999), (122, 1780524), (183, 1187016), (244, 890262), (366, 593508), (488, 445131), (549, 395672), (732, 296754), (1098, 197836), (1464, 148377), (2196, 98918), (4392, 49459)]