2017158715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{631}}^1$

素因数の和:940

約数の個数: 64

約数和(自身を含む): 3027290112

約数和(自身を除く): 1010131397

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 263, 631, 715, 935, 1105, 1315, 2431, 2893, 3155, 3419, 4471, 6941, 8203, 10727, 12155, 14465, 17095, 22355, 34705, 37609, 41015, 49181, 53635, 58123, 90233, 117997, 139451, 165953, 188045, 245905, 290615, 451165, 589985, 639353, 697255, 829765, 1533961, 1825483, 2157389, 2821201, 3196765, 7669805, 9127415, 10786945, 14106005, 23731279, 31033211, 36675613, 118656395, 155166055, 183378065, 403431743, 2017158715]

約数ペア:

[(1, 2017158715), (5, 403431743), (11, 183378065), (13, 155166055), (17, 118656395), (55, 36675613), (65, 31033211), (85, 23731279), (143, 14106005), (187, 10786945), (221, 9127415), (263, 7669805), (631, 3196765), (715, 2821201), (935, 2157389), (1105, 1825483), (1315, 1533961), (2431, 829765), (2893, 697255), (3155, 639353), (3419, 589985), (4471, 451165), (6941, 290615), (8203, 245905), (10727, 188045), (12155, 165953), (14465, 139451), (17095, 117997), (22355, 90233), (34705, 58123), (37609, 53635), (41015, 49181)]