393205488

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20327}}^1$

素因数の和:20382

約数の個数: 80

約数和(自身を含む): 1129261056

約数和(自身を除く): 736055568

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 20327, 40654, 60981, 81308, 121962, 162616, 243924, 264251, 325232, 487848, 528502, 630137, 792753, 975696, 1057004, 1260274, 1585506, 1890411, 2114008, 2520548, 3171012, 3780822, 4228016, 5041096, 6342024, 7561644, 8191781, 10082192, 12684048, 15123288, 16383562, 24575343, 30246576, 32767124, 49150686, 65534248, 98301372, 131068496, 196602744, 393205488]

約数ペア:

[(1, 393205488), (2, 196602744), (3, 131068496), (4, 98301372), (6, 65534248), (8, 49150686), (12, 32767124), (13, 30246576), (16, 24575343), (24, 16383562), (26, 15123288), (31, 12684048), (39, 10082192), (48, 8191781), (52, 7561644), (62, 6342024), (78, 5041096), (93, 4228016), (104, 3780822), (124, 3171012), (156, 2520548), (186, 2114008), (208, 1890411), (248, 1585506), (312, 1260274), (372, 1057004), (403, 975696), (496, 792753), (624, 630137), (744, 528502), (806, 487848), (1209, 325232), (1488, 264251), (1612, 243924), (2418, 162616), (3224, 121962), (4836, 81308), (6448, 60981), (9672, 40654), (19344, 20327)]