257130542578

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{14923}}^1\times {\mathrm{5569}}^1$

素因数の和:20531

約数の個数: 64

約数和(自身を含む): 502750160640

約数和(自身を除く): 245619618062

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 5569, 11138, 14923, 29846, 38983, 72397, 77966, 94673, 104461, 144794, 189346, 193999, 208922, 253691, 387998, 506779, 507382, 662711, 1013558, 1230749, 1325422, 1357993, 1775837, 2461498, 2715986, 3297983, 3551674, 6595966, 8615243, 17230486, 23085881, 46171762, 83106187, 166212374, 581743309, 1080380431, 1163486618, 1412805179, 2160760862, 2825610358, 7562663017, 9889636253, 15125326034, 18366467327, 19779272506, 36732934654, 128565271289, 257130542578]

約数ペア:

[(1, 257130542578), (2, 128565271289), (7, 36732934654), (13, 19779272506), (14, 18366467327), (17, 15125326034), (26, 9889636253), (34, 7562663017), (91, 2825610358), (119, 2160760862), (182, 1412805179), (221, 1163486618), (238, 1080380431), (442, 581743309), (1547, 166212374), (3094, 83106187), (5569, 46171762), (11138, 23085881), (14923, 17230486), (29846, 8615243), (38983, 6595966), (72397, 3551674), (77966, 3297983), (94673, 2715986), (104461, 2461498), (144794, 1775837), (189346, 1357993), (193999, 1325422), (208922, 1230749), (253691, 1013558), (387998, 662711), (506779, 507382)]