281330885691

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{877}}^1\times {\mathrm{2971}}^1$

素因数の和:3934

約数の個数: 80

約数和(自身を含む): 444560985088

約数和(自身を除く): 163230099397

約数列:

[1, 3, 9, 27, 31, 43, 81, 93, 129, 279, 387, 837, 877, 1161, 1333, 2511, 2631, 2971, 3483, 3999, 7893, 8913, 11997, 23679, 26739, 27187, 35991, 37711, 71037, 80217, 81561, 92101, 107973, 113133, 127753, 240651, 244683, 276303, 339399, 383259, 734049, 828909, 1018197, 1149777, 1169041, 2202147, 2486727, 2605567, 3054591, 3449331, 3507123, 3960343, 7460181, 7816701, 10347993, 10521369, 11881029, 23450103, 31564107, 35643087, 70350309, 80772577, 94692321, 106929261, 112039381, 211050927, 242317731, 320787783, 336118143, 726953193, 1008354429, 2180859579, 3025063287, 3473220811, 6542578737, 9075189861, 10419662433, 31258987299, 93776961897, 281330885691]

約数ペア:

[(1, 281330885691), (3, 93776961897), (9, 31258987299), (27, 10419662433), (31, 9075189861), (43, 6542578737), (81, 3473220811), (93, 3025063287), (129, 2180859579), (279, 1008354429), (387, 726953193), (837, 336118143), (877, 320787783), (1161, 242317731), (1333, 211050927), (2511, 112039381), (2631, 106929261), (2971, 94692321), (3483, 80772577), (3999, 70350309), (7893, 35643087), (8913, 31564107), (11997, 23450103), (23679, 11881029), (26739, 10521369), (27187, 10347993), (35991, 7816701), (37711, 7460181), (71037, 3960343), (80217, 3507123), (81561, 3449331), (92101, 3054591), (107973, 2605567), (113133, 2486727), (127753, 2202147), (240651, 1169041), (244683, 1149777), (276303, 1018197), (339399, 828909), (383259, 734049)]